RiddleHub

Brain Test Answers: Levels 51-100

Levels 51 to 100 are where Brain Test gets genuinely sneaky: riddles like level 62, physics tricks like the frog at level 64 and level 70's borrowed digits, and interface lies like level 90's stubborn lamp. Every level in this range has its own card below, including the heavily searched 79, 83, 85 through 91, 93, 95, 98, 99 and 100. Tap a card to reveal just that answer.

Level 51

Jack did not study, but he has to pass the exam.

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Press your finger on Jack's head, then drag it over to the girl's paper so he can peek at her answers.

Level 52

Which building is the strongest?

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Shake your phone. Every building falls except one. Tap the survivor.

Level 53

We need nine apples.

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There are only six apples on screen. Rotate the 9 in the question upside down so it becomes a 6, then gather the apples.

Level 54

Tap the circles in the given order.

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Tap the red circle, then the yellow circle, then the circle labeled with the word 'red' in quotes.

Level 55

The bus must pass through the gate.

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Pinch the bus with two fingers to shrink it, then slide it through the gate.

Level 56

How many eggs are there?

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Lift each egg upward. One of them is actually a bald head. The real count is 7.

Level 57

Scissors must beat both paper and rock.

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Drop each rock onto a paper so they cancel each other out, then drop the remaining papers onto the scissors.

Level 58

Stop the alien invasion.

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Tap every alien that appears, but never tap the cats mixed in with them.

Level 59

Help me achieve victory.

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Tap the circles in reading order: VIC, then TO, then RY.

Level 60

The poor man really needs a bathroom.

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Drag the skirt off the figure on the women's restroom sign. It becomes a men's room and he can go in.

Level 61

How can 15x15x15 = 45 be correct?

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Tap the cannon to aim it, then fire at the equation. The hits spin the x signs into plus signs: 15+15+15=45.

Level 62

What occurs twice in a week, once in a year, and never in a month?

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The letter E. Type it in and submit.

Level 63

Remove six matchsticks to make ten.

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Remove six sticks so the leftover matches spell out the word TEN.

Level 64

Help the frog fly.

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Hold your finger on the frog's nose for about five seconds. It inflates like a balloon and floats away.

Level 65

The cat is still hungry.

Show solution

Send the mouse down to Tom.

  1. Slide the matchbox open and strike a match.
  2. Light the cannon's fuse with it.
  3. Tilt the platform so the mouse drops.

Level 66

Get 9 candies.

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Tap the jar lid to open it, then turn your phone upside down so candies fall out. Repeat until all nine are collected.

Level 67

Tap the numbers from low to high.

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Ignore the printed values. Tap the numbers by their height on the screen, from the lowest position to the highest.

Level 68

You did not forget his birthday present, right?

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Give the birthday boy the daily gift box from the screen and he cheers right up.

Level 69

Tap the animals from smallest to biggest.

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Tap the mouse, then the lion, then the elephant, and submit. The tree is not an animal, so skip it.

Level 70

How can 1000 + 50 = 8050?

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Drag the 70 from the level number at the top next to the 50 to make 7050. Then 1000 + 7050 = 8050.

Level 71

Help the mother lion rest.

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Pull the mane off the father lion and put it on the mother. The cubs chase after the mane instead.

Level 72

How many squares are in the picture?

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Zero. Every shape in the picture is a triangle. Type 0 and submit.

Level 73

Press the button 100 times.

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Drag the '100' out of the question and onto the button, then press the button a single time.

Level 74

Help the fisherman catch a fish.

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Tap the apples to split them open. One hides a worm. Put the worm on the hook and the fish bites.

Level 75

Cheer up the girl.

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Wind the clock hands backwards. Time rewinds and her burnt dinner becomes fresh again.

Level 76

How many rectangles are there?

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Drag the shapes apart so none overlap, then count. There are 4.

Level 77

How many balls are there?

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10. Seven of them are buried deep inside the basket where you cannot see them.

Level 78

How many cubes are there?

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Think in 3D and count the hidden cubes supporting the stack. The answer is 10.

Level 79

Turn on the TV.

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Put one finger on each end of the broken cable and hold them there. Your body bridges the circuit and the TV switches on.

Level 80

Light two candles for Jim's second birthday.

Show solution

Light the middle candle with the match, then pick that candle up and use its flame to light the other one.

Level 81

Make the boxer on the left win.

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Sneak the iron ball from above the corner post into the left boxer's glove, then press fight.

Level 82

Make X/Y = 4 correct.

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Drag the level number 82 down into the equation. X becomes 8 and Y becomes 2, and 8/2 = 4.

Level 83

Stop the fight.

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Grab the cookie with two fingers and pull it apart into two halves, one for each of them.

Level 84

If ET leaves, how many letters stay in the alphabet?

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6. Take the letters E and T out of the word 'alphabet' and six letters remain.

Level 85

Show your patience.

Show solution

Do absolutely nothing. Keep your hands off the screen for about 30 seconds and the level passes itself.

Level 86

Birdie has overslept.

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Hold the tree branch with one finger and shake your phone at the same time. Birdie tumbles awake.

Level 87

Find the mistake.

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Tap the letter i in the word 'mistake'. It is missing its dot.

Level 88

Who wins the battle, 100 knights or 100 barbarians?

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Drag the 100 out of '100 knights' and drop it onto the barbarians' 100. The numbers settle the fight for you.

Level 89

Let the cat in, it is freezing outside.

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Tilt your phone sideways to the left. Gravity swings the door open and the cat strolls in.

Level 90

Please turn on all the lights.

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Tap the switches to light the lamps that work, then drag the stubborn right lamp off the edge of the screen.

Level 91

Complete the word 'leve_'.

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Drag the letter L from the word 'Level' in the counter at the top of the screen down into the blank.

Level 92

Click the blue button six times.

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Tap the blue button until a red button lands on top of it. Drag the red one away, then finish your six taps on blue.

Level 93

10 = 25, 35 = 75, 65 = 105, so 25 = ?

Show solution

10. Equalities can swap sides, so reverse the first equation instead of hunting for a pattern.

Level 94

Give her ice cream too.

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Flip the party hat upside down like a cone, then place a swirl of the girl's hair on top. Instant ice cream.

Level 95

Can you knock the cat over like curiosity does?

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Drag the word 'curiosity' out of the question and drop it on the cat. Down he goes.

Level 96

I want some mayo.

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Turn your phone upside down and shake it, like coaxing the last mayo out of the jar.

Level 97

Help him catch the rabbit.

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Place the trap between the rabbit and the carrots, then tap the carrot box to lure the rabbit across it.

Level 98

The baby is crying because she is gassy.

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Rub the baby's belly gently with your finger for a few seconds until she burps and smiles.

Level 99

Widowed granny has three married children, each with at least one child, and my aunt has three nephews. Minimum chairs for dinner?

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11 chairs.

  1. Granny needs 1 chair.
  2. Her three children plus their three spouses need 6.
  3. The aunt's three nephews are the other couples' kids: 3 chairs.
  4. The aunt's own minimum of one child adds 1. Total: 11.

Level 100

What is a cat's child called?

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Just 'cat'. A kitten is still a cat, and that is the whole trick.

Frequently asked questions

Which levels in 51 to 100 stump the most players?

Level 90 (turn on all the lights), level 79 (the broken TV cable), and level 99 (the dinner chairs riddle) generate the most searches. All three are solved above.

My level numbers do not match this walkthrough. Why?

Brain Test occasionally reshuffles levels between updates. Match the on-screen task text to the card instead of trusting the number alone.