RiddleHub

Brain Training & Daily Brain Exercises

Think of this page as daily brain training you can do anywhere, no app required. Work through 30 brain exercises that stretch your memory and focus, test your logic, and score you as you go. Do a few each day and watch your streak of correct answers grow.

Memory exercises that loop back on you

The very first drill hands you a word list, then later questions quiz you on it without warning. The final item circles all the way back to that opening list, so stay sharp.

Logic drills and quick brain teasers

Number patterns, syllogisms about blue Blips, and the famous bat-and-ball problem are scattered through the middle. Most people rush these. Slow down.

Focus and attention training

Count letters in a sentence, spot the odd circle out, and tally shapes in a figure. These attention drills punish skimming, which is exactly the point.

  1. 1. Memory drill: read this list once, then answer without looking back. Apple, key, river, seven, candle. Which word came third?

  2. 2. Logic drill: what number comes next? 2, 4, 8, 16...

  3. 3. Focus drill: type the word FOCUS backwards.

    Show answer

    sucof

  4. 4. Logic drill: all Blips are blue. Zog is a Blip. So Zog must be blue.

  5. 5. Focus drill: how many squares are in this figure?

    Show answer

    Five. Four small squares plus the big outer square most people forget to count.

  6. 6. Memory check: which word was NOT on the list you read a moment ago?

  7. 7. Logic riddle: I get bigger the more you take away from me. What am I?

    Need a hint?

    Think about digging.

    Show answer

    A hole.

  8. 8. Focus drill: which letter comes three letters after G in the alphabet?

  9. 9. Logic drill: a bat and a ball cost 1 dollar and 10 cents together. The bat costs exactly 1 dollar more than the ball. How many cents does the ball cost?

    Show answer

    5

  10. 10. Focus drill: the word 'tomorrow' contains three letter o's.

  11. 11. Focus drill: how many triangles do you see?

    Show answer

    Three. Two smaller triangles plus the big outer one.

  12. 12. Warm-up riddle: some months have 30 days and some have 31, but how many months have 28 days?

    Need a hint?

    Read the question again slowly.

    Show answer

    All twelve of them. Every month has at least 28 days.

  13. 13. Logic drill: which one does not belong?

  14. 14. Focus drill: count the letter F in this sentence: 'Fresh fruit for a fit brain.' How many did you find?

    Show answer

    4

  15. 15. Memory drill: study these digits for a moment, then answer without looking: 7 3 9 1. Which digit was second?

  16. 16. Logic riddle: what weighs more, a pound of feathers or a pound of bricks?

    Need a hint?

    Focus on the unit, not the material.

    Show answer

    Neither. Both weigh exactly one pound.

  17. 17. Logic drill: February is the only month with fewer than 30 days.

  18. 18. Focus drill: which circle is the odd one out?

    Show answer

    The third circle. It is only an outline while the other three are filled in.

  19. 19. Logic drill: Anna is taller than Ben. Ben is taller than Carl. Who is shortest?

  20. 20. Memory drill: without looking at a keyboard, what letter sits between Q and E on the top row?

    Show answer

    W

  21. 21. Focus riddle: the more of me there is, the less you see. What am I?

    Need a hint?

    Try answering with the lights off.

    Show answer

    Darkness.

  22. 22. Logic drill: what letter comes next in this pattern? J, F, M, A, M...

  23. 23. Focus drill: this sentence contains exactly seven words.

  24. 24. 🧠 + 🏋️

    Need a hint?

    It is what you are doing right now.

    Show answer

    A brain workout (brain + weights). That is exactly what this page is.

  25. 25. Memory drill: back to those digits, 7 3 9 1. What is the sum of the first and last digits?

  26. 26. Logic riddle: what can you hold in your left hand but never in your right hand?

    Need a hint?

    Try it right now. Really, try it.

    Show answer

    Your right elbow.

  27. 27. Focus drill: how many dots are inside the circle?

    Show answer

    Four. Four dots sit inside the circle. The other three are outside and try to distract you.

  28. 28. Logic drill: rearrange the letters of LISTEN to make another English word.

    Show answer

    Silent

  29. 29. Focus drill: how many letters are in the correct answer to this question, if the correct answer is 'four'?

  30. 30. Final memory check: the word list at the top of this page started with 'apple'.

FAQ about Brain Training & Daily Brain Exercises

How many brain exercises should I do per day?

A short daily session beats a long weekly one. Five or six exercises from this page take about ten minutes, and the score bar tells you how you did. Come back tomorrow and try to beat it.

What types of exercises are on this page?

The 30 drills mix multiple choice, type-the-answer, true or false, visual shape-counting puzzles, and a few classic riddles. Memory, logic, and focus each get their own share.

Does brain training actually work?

Research is mixed on whether puzzle practice transfers to everyday life, but you will get measurably better at the skills you practice: holding a list in memory, spotting patterns, and reading carefully. It is also simply fun.

When the drills start feeling easy, raise the stakes. Our Logic Puzzles take the reasoning problems here and stretch them out, while Brain Games for Adults adds trickier material built for grown-up solvers.