BrainPuzzles

Hard Riddles with Answers

Ollie the owl, your puzzle guide

Hi! I am Ollie. Welcome to Riddle Kingdom!

Every riddle here is also a level in the Kingdom. Solve them on the map, keep your lives, earn stars and raise a landmark with each one. Good luck, and have fun!

Fair warning: some of these will sit in your head all day. They run from tricky to impossible, each labeled by difficulty with a one-line note explaining the mechanism behind the answer. Give each one a real try before you peek, or filter straight to the impossible ones.

Browse all the puzzles on this page โ–พ
  1. 1. The more you take, the more you leave behind. What am I? Tricky

    Need a hint?

    Think about walking on sand.

    Show answer

    Footsteps.

    Here take means take a step, and each step forward presses one more footprint into the ground behind you.

  2. 2. I am not alive, but I grow. I have no lungs, but I need air. I have no mouth, and water kills me. What am I? Tricky

    Need a hint?

    I dance, crackle, and eat wood.

    Show answer

    Fire.

    Fire spreads like growth, consumes oxygen like breathing, yet water extinguishes it, matching all three paradox clues.

  3. 3. What runs but never walks, has a mouth but never talks, has a head but never weeps, and a bed but never sleeps? Tricky

    Need a hint?

    Follow me and I will lead you to the sea.

    Show answer

    A river.

    Runs means flows, and a river literally has a mouth, a head source, and a bed, but no body.

  4. 4. Read forward, I am something you do every day. Read backward, I am something truly bad. What am I? Tricky

    Show answer

    The word live. Backward it spells evil.

    Reversing the letters of the everyday word live spells evil, its exact opposite.

  5. 5. What goes through a door without ever entering or leaving the room? Tricky

    Show answer

    A keyhole.

    A keyhole is a hole bored through the door itself, so it passes through without a body crossing the threshold.

  6. 6. I am taken from a mine and shut inside a wooden case from which I am never released, yet almost everyone has used me. What am I? Tricky

    Need a hint?

    You sharpen my house, not me.

    Show answer

    Pencil lead. Graphite comes from a mine and lives inside the wooden pencil.

    Graphite is mined then sealed in a wooden pencil that is never opened, yet its writing marks are used by nearly everyone.

  7. 7. What breaks without ever falling, and what falls without ever breaking? Tricky

    Need a hint?

    It happens twice every 24 hours.

    Show answer

    Day breaks and night falls.

    The set phrases day breaks and night falls apply break and fall to times of day rather than to physical objects.

  8. 8. A woman has seven children, and half of them are boys. How is that possible? Tricky

    Show answer

    All seven are boys, so half of them are boys too.

    If all seven children are boys, then half of them being boys is still literally true since boys form the whole set.

  9. 9. Two brothers we are, great burdens we bear, by which we are bitterly pressed. In truth we may say, we are full all the day, and empty when we go to rest. What are we? Tricky

    Need a hint?

    They carry you everywhere and rest when you do.

    Show answer

    A pair of shoes.

    Shoes are the two brothers, pressed under the body's weight and filled by feet all day, then left empty at night.

  10. 10. As round as an apple, as deep as a cup, and all the king's horses cannot fill it up. What is it? Tricky

    Need a hint?

    You lower a bucket into it.

    Show answer

    A well.

    A well is round and deep, and water poured in only sinks to its depth, so it never fills up.

  11. 11. Take one out and scratch my head. I am now black, but once was red. What am I? Tricky

    Need a hint?

    I live in a small box and die after one job.

    Show answer

    A match. Striking it burns the red tip black.

    You pull one match from the box and strike its head, and the red tip burns to black char.

  12. 12. Round as a button, deep as a well. If you want me to talk, you must first pull my tail. What am I? Tricky

    Need a hint?

    You will find me in a church tower.

    Show answer

    A bell. Pulling the rope makes it ring.

    A bell is round and hollow, and pulling its rope, the tail, swings the clapper so it rings and speaks.

  13. 13. Riddle me, riddle me, what is that: over the head and under the hat? Tricky

    Need a hint?

    Some people lose it with age.

    Show answer

    Hair.

    Hair sits atop the head yet beneath the hat, the only thing filling that narrow gap.

  14. 14. I live in winter, die in summer, and grow with my root upward. What am I? Tricky

    Need a hint?

    I hang from the roof and drip when it warms.

    Show answer

    An icicle. It hangs from above, so its root points up.

    An icicle forms in winter cold and melts in summer, hanging from its anchor so the root points up while it grows down.

  15. 15. What goes around the house and in the house, but never touches the house? Tricky

    Need a hint?

    It visits every window during the day.

    Show answer

    The sun. Its light moves around and through the windows without touching anything.

    The sun circles the house outside and shines in through the windows, but as light it never physically touches the walls.

  16. 16. I never was, I am always to be, and no one has ever seen me, nor ever will. What am I? Tricky

    Need a hint?

    You keep chasing it, but it stays a day away.

    Show answer

    Tomorrow. Once it arrives, it is today.

    Tomorrow is always one day ahead and never arrives as itself, since it turns into today the moment you reach it.

  17. 17. At night they come without being fetched, and by day they are lost without being stolen. What are they? Tricky

    Need a hint?

    Look up after sunset.

    Show answer

    The stars.

    Stars appear on their own each night and are simply washed out by daylight at dawn, not carried off.

  18. 18. There is a green house. Inside the green house there is a white house. Inside the white house there is a red house. Inside the red house there are lots of little black babies. What is it? Tricky

    Need a hint?

    You can eat every house except the first.

    Show answer

    A watermelon. Green rind, white inner rind, red flesh, black seeds.

    Each nested house is a concentric layer of a watermelon: green rind, white pith, red flesh, and black seeds as babies.

  19. 19. I have only one color, but not one size. I am stuck at the bottom, yet I easily fly. I appear in the sun, but not in the rain. I do no harm and feel no pain. What am I? Tricky

    Need a hint?

    It copies everything you do.

    Show answer

    A shadow.

    A shadow keeps one dark color yet any size, stays on the ground yet moves, and forms only in light.

  20. 20. I am the beginning of eternity, the end of time and space, the beginning of every end, and the end of every place. What am I? Tricky

    Need a hint?

    Stop thinking about physics and look at the spelling.

    Show answer

    The letter E.

    E starts Eternity and every End, ends timE, spacE, and every placE, so each clue points to that single letter.

  21. 21. I am a word of letters three. Add two more, and fewer there will be. What word am I? Tricky

    Need a hint?

    The answer is hiding inside the riddle itself.

    Show answer

    Few. Adding the letters E and R makes fewer.

    The three-letter word few gains E and R to become fewer, which paradoxically means a smaller amount.

  22. 22. What word contains 26 letters but only three syllables? Tricky

    Need a hint?

    It contains every letter you know, in a sense.

    Show answer

    Alphabet.

    The alphabet is the whole set of 26 letters, while its name breaks into just three syllables al-pha-bet.

  23. 23. I am an odd number. Take away one letter and I become even. What number am I? Tricky

    Need a hint?

    It is under ten.

    Show answer

    Seven. Remove the S and you get even.

    Removing the S from the spelled word seven leaves even, so the switch is in letters not value.

  24. 24. Two fathers and two sons went fishing. They caught three fish, and each of them got a whole fish. How is that possible? Tricky

    Need a hint?

    Count the people, not the roles.

    Show answer

    There were only three people: a grandfather, his son, and his grandson. Two of them are fathers and two are sons.

    The middle man counts as both a father and a son, so grandfather, father, grandson fill all four roles.

  25. 25. Eight of us march forward, never back, and we give up our lives to shield our king from attack. What are we? Tricky

    Need a hint?

    The battlefield has 64 squares.

    Show answer

    The pawns in a game of chess.

    Chess starts with eight pawns that move only forward and are sacrificed to defend the king.

  26. 26. I weigh nothing, and you can see me. But if you put me in a bucket, I make the bucket lighter. What am I? Tricky

    Need a hint?

    The bucket loses more than it gains.

    Show answer

    A hole.

    A hole is visible empty space, and cutting one into the bucket removes material so it weighs less.

  27. 27. What has four fingers and a thumb but is not alive? Tricky

    Need a hint?

    It goes everywhere your hand goes in winter.

    Show answer

    A glove.

    A glove is shaped for four fingers and a thumb yet is only cloth, so it fits the count without being alive.

  28. 28. What has a neck but no head, and wears a cap? Tricky

    Need a hint?

    You twist the cap off before drinking.

    Show answer

    A bottle.

    A bottle's narrow neck sits below no head and takes a cap on top, matching every clue literally.

  29. 29. I am full of holes, yet I still hold water. What am I? Tricky

    Need a hint?

    You will find me next to the kitchen sink.

    Show answer

    A sponge.

    A sponge's many pores are exactly what absorb and trap water rather than letting it drain out.

  30. 30. Ten men's strength, ten men's length, ten men cannot break it, yet a small boy walks away with it. What is it? Tricky

    Need a hint?

    Strong to pull apart, light to carry.

    Show answer

    A rope.

    A rope holds huge tension no men can snap, yet coils up light enough for a boy to carry off.

  31. 31. Black we are, but much admired. Men seek us if they are tired. We tire the horse but comfort man. Tell me this riddle if you can. Tricky

    Need a hint?

    It burns in the hearth.

    Show answer

    Coal. Heavy for the horse to haul, warming for the people at home.

    Weary men seek coal for warmth, and hauling loads of it tires the horse while its fire comforts the man.

  32. 32. I am bought by the yard, but worn out by the foot. What am I? Tricky

    Need a hint?

    It covers the floor.

    Show answer

    A carpet. Sold by the yard, walked on by feet.

    Carpet is sold by the linear yard yet wears thin under the foot, punning foot as both a measure and a treading foot.

  33. 33. I have no teeth, yet I gnaw iron and grind mountains into sand. I take no steps, yet no one has ever outrun me. What am I? Tricky

    Need a hint?

    Everyone spends me, and no one can save me.

    Show answer

    Time.

    Time wears away iron and rock and can never be outpaced, so the toothless footless destroyer is time.

  34. 34. I began drumming before you were born, and I will keep the beat until your story ends. Nobody ever taught me. What am I? Tricky

    Need a hint?

    Rest a hand on your chest and wait.

    Show answer

    Your heart.

    The heart starts beating in the womb and drums untaught until death, so the lifelong unlearned rhythm is your heart.

  35. 35. If you have me, you want to share me. Once you share me, you no longer have me. What am I? Tricky

    Need a hint?

    Telling it destroys it.

    Show answer

    A secret.

    Sharing a secret reveals it and destroys its secrecy, so keeping and sharing it cannot both happen.

  36. 36. You throw me away when you need me, and take me back in when you are done with me. What am I? Tricky

    Need a hint?

    Sailors do the throwing.

    Show answer

    An anchor.

    An anchor is thrown overboard to do its job of holding, then hauled back in once the ship can move on.

  37. 37. No two of me in the world are quite the same. You give me away on paper time after time, yet I never stop being yours. What am I? Tricky

    Need a hint?

    It waits at the bottom of every letter you send.

    Show answer

    Your signature.

    A signature is unique to each person and written repeatedly onto papers you hand over, yet the identity it marks always stays yours.

  38. 38. What flies forever and rests never? Tricky

    Need a hint?

    You feel it but never see it.

    Show answer

    The wind.

    Wind is moving air with no body to tire, so it stays in perpetual motion and can never settle down to rest.

  39. 39. Nobody wants me, yet once someone has me, they fight hard not to lose me. What am I? Hard

    Show answer

    A lawsuit.

    Losing a lawsuit costs you dearly, so nobody wants one, yet once sued you fight hard not to lose.

  40. 40. Whole, I am a grain in the field. Remove my first letter and I warm your home. Remove another and you do me three times a day. What am I? Hard

    Show answer

    Wheat. Then heat, then eat.

    Wheat drops its W to spell heat and then drops its H to spell eat, the act done thrice daily.

  41. 41. I breathe without air and drink all day though I am never thirsty. I wear silver armor that makes no sound. What am I? Hard

    Need a hint?

    Look under the surface.

    Show answer

    A fish.

    A fish takes water through its gills instead of air and its shiny overlapping scales are the silent silver armor.

  42. 42. In marble walls as white as milk, lined with a skin as soft as silk, within a fountain crystal clear, a golden apple does appear. No doors are there to this stronghold, yet thieves break in and steal the gold. What is it? Hard

    Need a hint?

    You crack this stronghold open at breakfast.

    Show answer

    An egg.

    The shell is the marble wall, the membrane the silk skin, the white the fountain, and the yolk the golden apple cracked open.

  43. 43. Little Nancy Etticoat, in a white petticoat, and a red nose. The longer she stands, the shorter she grows. What is she? Hard

    Need a hint?

    She glows while she shrinks.

    Show answer

    A candle. The red nose is the flame, and burning makes her shorter.

    A burning candle has a white wax stem and red flame nose, and it grows shorter the longer it stays lit.

  44. 44. White bird featherless flew from paradise, pitched on the castle wall. Along came Lord Landless, took it up handless, and rode away horseless to the king's white hall. What is it? Hard

    Need a hint?

    It only visits in winter.

    Show answer

    A snowflake carried away by the sun. The featherless bird is snow, and Lord Landless is the sun that melts it.

    The featherless white bird is a falling snowflake, and Lord Landless is the sun that lifts and melts it with no hands or horse.

  45. 45. The land was white, the seed was black. It will take a good scholar to riddle me that. What is it? Hard

    Need a hint?

    You are looking at some right now.

    Show answer

    Paper and ink. Writing is black seed sown on a white field.

    The white land is the paper page and the black seed is ink sown across it as written letters.

  46. 46. What can God never see, kings rarely see, and ordinary people see every day? Hard

    Need a hint?

    It is not a thing but a kind of person.

    Show answer

    An equal.

    God has no peer and a king outranks nearly everyone, but common folk are surrounded by equals daily.

  47. 47. What force and strength cannot get through, I with a gentle touch can do, and many in the street would stand, were I not a friend at hand. What am I? Hard

    Need a hint?

    Kicking the door will not work. I will.

    Show answer

    A key.

    A key opens a locked door that brute force cannot, sparing people from being stranded standing in the street.

  48. 48. What five letter word reads the same upside down as it does right side up? Hard

    Need a hint?

    Think of something you do in a pool, then rotate it.

    Show answer

    SWIMS.

    SWIMS is an ambigram: rotating it 180 degrees maps S to S, W to M, I to I, so it rereads identically.

  49. 49. I am in seasons, seconds, centuries, and minutes, but not in decades, years, or days. What am I? Hard

    Need a hint?

    Check the spelling of each word.

    Show answer

    The letter N.

    The letter N sits inside seasoNs, secoNds, ceNturies, and miNutes but is absent from decades, years, and days.

  50. 50. What starts with the letter E, ends with the letter E, and contains only one letter? Hard

    Need a hint?

    It contains a letter you can read.

    Show answer

    An envelope.

    An envelope is spelled E to E and holds a letter, punning on letter as both a character and mail.

  51. 51. What English word keeps the same pronunciation even after you take away four of its five letters? Hard

    Need a hint?

    People in Britain stand in one.

    Show answer

    Queue. Remove the last four letters and Q still sounds the same.

    Queue sounds like the letter Q, so dropping the four silent trailing letters leaves the same pronunciation.

  52. 52. Pick any whole number and multiply it by me. Add up the digits of your answer, and keep adding until one digit is left. That digit is always me. What number am I? Hard

    Need a hint?

    Try it with 18, 27, and 36.

    Show answer

    Nine. The digits of every multiple of nine add up to nine in the end.

    Every multiple of nine has a digit sum divisible by nine, so repeated digit-summing always reduces back to nine.

  53. 53. Using only addition, how can you add eight 8s together to get exactly 1000? Hard

    Need a hint?

    You are allowed to glue the 8s together into bigger numbers.

    Show answer

    888 + 88 + 8 + 8 + 8 = 1000.

    Grouping the eights as 888 plus 88 plus three single 8s makes the place values total exactly 1000.

  54. 54. A man is looking at a portrait. Someone asks whose picture it is, and he says: brothers and sisters I have none, but that man's father is my father's son. Who is in the portrait? Hard

    Need a hint?

    Work out who my father's son must be first.

    Show answer

    His son. My father's son is the man himself, so the portrait shows his own son.

    With no siblings my father's son is myself, so that man's father is me, making him my son.

  55. 55. I am always old and sometimes new. Never sad, sometimes blue. Never empty, sometimes full. I never push, yet I always pull. What am I? Hard

    Show answer

    The moon. It pulls the tides.

    Each line names a lunar phase or trait: new moon, blue moon, full moon, and gravity that pulls the tides.

  56. 56. What can go up a chimney down, but cannot go down a chimney up? Hard

    Need a hint?

    Down here means closed.

    Show answer

    An umbrella. Closed, it fits up a chimney. Open, it fits nowhere.

    Closed the umbrella is down and fits up the chimney, but open it is up and jams going down.

  57. 57. I have two bodies joined into one. The stiller I stand, the faster I run. What am I? Hard

    Show answer

    An hourglass. The sand races while the glass stands still.

    Its two glass bulbs hold sand that streams only while it stands upright and still, so stillness lets it run.

  58. 58. Old Mother Twitchett had but one eye, and a long tail that she let fly. Every time she went through a gap, a bit of her tail she left in a trap. What is she? Hard

    Need a hint?

    She works on clothes.

    Show answer

    A needle and thread. The eye is the needle's eye, and the tail is the thread left behind in each stitch.

    The needle's single eye is the one eye and the thread it leaves stitched in cloth is the tail lost in each gap.

  59. 59. A house full, a hole full, yet you cannot gather a bowl full. What is it? Hard

    Need a hint?

    It rolls in on damp mornings.

    Show answer

    Fog or mist. It fills everything but cannot be scooped up.

    Fog fills every house and hollow completely, but is too thin and diffuse to scoop even a bowlful.

  60. 60. Long legs, crooked thighs, little head, and no eyes. What is it? Hard

    Need a hint?

    You will find it standing by an old fireplace.

    Show answer

    A pair of fire tongs.

    Fire tongs have long arms as legs, a bent hinge as crooked thighs, a tiny top head, and no eyes.

  61. 61. Elizabeth, Elspeth, Betsy, and Bess all went together to seek a bird's nest. They found a nest with five eggs in it. Each took one egg, yet four eggs were left. How? Hard

    Need a hint?

    Count the girls, not the names.

    Show answer

    They are all the same person. Elspeth, Betsy, and Bess are nicknames for Elizabeth, so one girl took one egg.

    Elspeth, Betsy, and Bess are all pet forms of Elizabeth, so one girl took one egg and left four.

  62. 62. I am as light as a feather, yet the strongest person cannot hold me for more than a few minutes. What am I? Hard

    Need a hint?

    You are holding me right now, briefly.

    Show answer

    Breath.

    Breath weighs nearly nothing yet nobody can hold it in for long, so the weightless thing you cannot keep is breath.

  63. 63. Whoever makes me does not announce me. Whoever takes me does not know it. Whoever knows me refuses to keep me. What am I? Hard

    Show answer

    Counterfeit money.

    A forger works in secret, a spender passes it unaware, and anyone spotting the fake rejects it, describing counterfeit money.

  64. 64. What is greater than God and more evil than the devil? The poor have it, the rich need it, and if you eat it, you die. Hard

    Need a hint?

    The answer is not a thing at all.

    Show answer

    Nothing. Nothing is greater than God, nothing is more evil than the devil, the poor have nothing, the rich need nothing, and eating nothing kills you.

    Every line resolves to nothing: nothing outranks God, nothing is worse than the devil, the poor have nothing, and eating nothing starves you.

  65. 65. A cloud was my mother, the wind is my father, my son is the cool stream, and my daughter is the fruit of the land. What am I? Hard

    Need a hint?

    I fall, and everything grows.

    Show answer

    A raindrop. Rain is born of clouds, carried by wind, feeds streams, and grows the harvest.

    It traces the water cycle: clouds birth rain, wind carries it, it feeds streams (son) and waters crops into fruit (daughter).

  66. 66. Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not. What is it? Impossible

    Need a hint?

    It looks real until someone checks.

    Show answer

    Counterfeit money.

    The forger stays silent about making it, the spender is fooled unaware, and whoever spots the fake refuses it.

  67. 67. Hick-a-more, hack-a-more, on the kitchen floor. All the horses and all the men could not drive hick-a-more, hack-a-more off the kitchen floor. What is it? Impossible

    Need a hint?

    It arrives through the window and leaves at dusk.

    Show answer

    Sunshine. No one can push a patch of sunlight away.

    Sunshine lying on the floor is intangible, so no horses or men can push, drive, or sweep it away.

  68. 68. Flour of England, fruit of Spain, met together in a shower of rain. Put in a bag and tied with a string. If you tell me this riddle, I will give you a ring. What is it? Impossible

    Need a hint?

    It shows up on Christmas tables.

    Show answer

    A plum pudding. Flour and dried fruit are mixed with liquid, then boiled in a cloth bag.

    Flour of England is wheat flour and fruit of Spain means raisins, boiled together in a cloth bag as plum pudding.

  69. 69. I was carried down into a dark cellar as fruit, and I climbed out years later as a fire that steals a strong man's legs, though I have none of my own. What am I? Impossible

    Show answer

    Wine.

    Grapes stored in a cellar ferment over the years into wine, which is heady enough to make a man stumble even though it cannot walk.

  70. 70. I am born of the sea and the sun's long labor, white as bone yet no bone at all. Cooks crave me, open wounds fear me, and an ox will walk miles just to lick me. What am I? Impossible

    Show answer

    Salt.

    Seawater dried by the sun leaves salt, which seasons food, stings in wounds, and is craved by cattle.

  71. 71. I am a road that swallows sailors and a staircase with no steps that only ever winds downward. Stand still upon me and you sink. What am I? Impossible

    Show answer

    A whirlpool.

    A whirlpool is a spinning funnel in the water that drags anything caught in it steadily down.

  72. 72. Only a tenth of me ever greets the daylight, and the rest keeps its own counsel below. I have sunk prouder things than myself without lifting a single hand. What am I? Impossible

    Show answer

    An iceberg.

    An iceberg floats with most of its bulk hidden underwater, and that hidden mass has sunk great ships.

  73. 73. Two of us lie face to face and never once kiss. The grain that passes between our lips comes out as dust, and whole villages are fed by our quarrel. What are we? Impossible

    Show answer

    A pair of millstones.

    Millstones grind grain into flour between them without ever touching, feeding people through their crushing work.

  74. 74. I am a bridge that no foot has ever crossed, built in an instant out of rain and light, and I retreat into nothing the moment you walk toward me. What am I? Impossible

    Show answer

    A rainbow.

    A rainbow arches like a bridge made of sunlight and rain, yet it recedes and vanishes as you approach it.

  75. 75. Thousands of little rooms, every one of them six sided, every one filled with gold, and every builder was born already knowing the plan. What is it? Impossible

    Show answer

    A honeycomb.

    Bees build hexagonal wax cells filled with golden honey purely by instinct, with no plan taught to them.

  76. 76. The faster you whip me, the stiller I appear to stand. Let me tire and I stagger like a drunkard, then lie down flat to sleep. What am I? Impossible

    Show answer

    A spinning top.

    A top spins so fast it looks motionless, then wobbles and topples over as it slows down.

  77. 77. I visit your sky perhaps once in a lifetime, drag a long tail of frost behind me, and I keep an appointment that was set before your grandfather was born. What am I? Impossible

    Show answer

    A comet.

    A comet returns on a long, fixed orbit, trailing a bright tail of ice and dust each time it passes.

  78. 78. The harder you pull me, the tighter I hug. I hold ships to the harbor and men to the gallows, yet I am nothing more than a bend put into a line. What am I? Impossible

    Show answer

    A knot.

    A knot tightens under tension and secures things, though it is only a rope turned back upon itself.

  79. 79. I keep faithful guard though I cannot see, and I open my mouth for one friend only. Lose that friend and no amount of strength will make me speak. What am I? Impossible

    Show answer

    A padlock.

    A padlock guards without eyes and opens only to its one matching key.

  80. 80. I have a mouthful of teeth but never eat, and I earn my bread by biting logs in two. The straighter I bite, the truer the cut. What am I? Impossible

    Show answer

    A saw.

    A saw's row of teeth cuts through wood though it never eats, and a straight stroke makes a clean cut.

  81. 81. Overnight I paint the glass with ferns that no gardener ever planted, and my whole garden dies at the first honest touch of the sun. What am I? Impossible

    Show answer

    Frost.

    Frost grows fernlike patterns on cold windows in the night and melts away the moment sunlight warms them.

  82. 82. I ride the rooftop and point all day long, yet I go nowhere and I know nothing except which way the world is breathing. What am I? Impossible

    Show answer

    A weathervane.

    A weathervane pivots on the roof to show wind direction while never leaving its post.

  83. 83. I scrawl one blinding line across the whole sky and rub it out before you can read it, and my voice always arrives a little late. What am I? Impossible

    Show answer

    Lightning.

    Lightning flashes a bright jagged streak that fades at once, and the thunder that follows always trails behind it.

  84. 84. A single grain of grief crept into my house, and rather than weep over it, I wrapped it in silver year after year until it turned into a jewel. What am I? Impossible

    Show answer

    An oyster.

    An oyster coats an irritating grain of sand in layers of nacre until it slowly becomes a pearl.

  85. 85. I go up and I go down without ever moving myself, and I carry you higher while staying bolted where I am. Tread on my back all day and I never once complain. What am I? Impossible

    Show answer

    A staircase.

    A staircase leads up and down while remaining fixed in place, carrying people without moving itself.

  86. 86. I sealed myself inside a silken shroud, melted into nothing at all, and then rose again on a pair of wings I had never worn before. What am I? Impossible

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    A butterfly.

    A caterpillar wraps itself in a cocoon, breaks down entirely, and emerges transformed into a winged butterfly.

  87. 87. I keep the hours with no gears and no springs, drawn only by the traveling sun, and the day the clouds roll in is the day I fall completely silent. What am I? Impossible

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    A sundial.

    A sundial marks time by the moving sun and cannot show the hour once clouds block its light.

  88. 88. I make the far near and the faint bright, and I can cradle a whole moon in one eye, yet I am utterly blind to whatever sits right beside me. What am I? Impossible

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    A telescope.

    A telescope gathers distant faint light to reveal remote objects but cannot bring nearby things into focus.

  89. 89. I sleep as harmless dust until one small spark wakes me, and then I speak just once, very loudly, and I am gone forever. What am I? Impossible

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    Gunpowder.

    Gunpowder lies inert until it is ignited, then explodes in a single burst and is entirely consumed.

  90. 90. I am a single word. My first two letters name a man, my first three a woman, my first four a brave man, and the whole of me a brave woman. What word am I? Impossible

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    Heroine.

    Heroine begins with he, then her, then hero, and the full word names a female hero.

  91. 91. Read me forward and I am a great weight to lift. Read me backward and I amount to nothing at all. What word am I? Impossible

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    The word ton. Backward it spells not.

    Ton names a heavy weight, and reversing its three letters spells not, which means nothing.

Hard riddles with hints

A hard riddle is not just a long one. It is a question built so that the first reading is the wrong reading, and three devices do most of that work. Misdirection aims you at the wrong subject: asked for the beginning of eternity and the end of time and space, solvers reach for physics when the answer is the letter E. A false assumption sends you hunting for an object that was never there, as in the riddle about what is greater than God and more evil than the devil, where the answer is nothing. Ambiguity hides a second valid reading, so a woman can have seven children and half of them are boys because all seven are boys. Most of the riddles here carry a hint that points at the right reading without giving the answer away.

Classic hard riddles with answers

The more you take, the more you leave behind. If that one rings a bell, plenty of old legends are waiting here, from Mother Goose stumpers to the trick questions people call impossible riddles with answers that feel obvious a second too late.

The hardest riddles in the world with answers

Ask solvers to name the hardest riddles in the world and the same few classics come up. 1. The marble walls riddle, a nursery rhyme about a fountain crystal clear and a golden apple that still fools first-time readers. 2. The portrait riddle, where a man with no siblings says brothers and sisters I have none. 3. The mine riddle, about something taken from a mine, shut in a wooden case, and used by almost every person. 4. The featherless white bird, a riddle sung in England for centuries. Every one of them is on this page with its full answer, so you can test yourself against the shortlist before you scroll for the solutions.

FAQ about Hard Riddles with Answers

Why do hard riddles feel obvious once you hear the answer?

Because solving one means dropping a false assumption you never noticed you had made. While you search inside the wrong category, the puzzle looks impossible. The moment the right category appears, every clue lines up at once, so the answer seems like it was sitting in plain sight.

How do you solve a hard riddle?

Read the wording literally first, then list the assumptions you added yourself. Check whether a key word has a second sense, such as a bed belonging to a river rather than a bedroom. If nothing fits, consider that the answer may be a letter, a word, or nothing at all.

Can kids try these hard riddles?

They can, since everything is family friendly. That said, the wordplay and logic suit teens and adults best. Younger kids will have more fun on our easier sets.

If these stumped you in the best way, keep the challenge going with our collection of tricky riddles that twist your logic. Then put your reasoning to the test on our lateral thinking puzzles that demand out-of-the-box answers.