Think it through. Check your idea.

Logic Puzzles for Kids with Answers

Spot a rule, compare objects and check the conditions. Start with one puzzle, then explore different ways to reason.

15 · Tasks with answers

1 · PatternsTry your first task
Continue the pattern: 2, 4, 6, 8, …

Hint

Compare neighbouring numbers.

Answer and explanation

10

Each number increases by 2. The next number after 8 is 10.

Patterns

2 · Patterns
Circle, square, circle, square. Which shape comes next?

Hint

The shapes repeat in pairs.

Answer and explanation

Circle

The pair “circle, square” repeats. A new pair starts with a circle.

3 · Patterns
Groups contain 1, 3, 5 and 7 counters. How many counters belong in the next group?

Hint

How many counters are added each time?

Answer and explanation

9

Each group adds 2 counters. 7 + 2 = 9.

4 · Patterns
Find the missing number: 5, 10, …, 20, 25.

Hint

The increase is the same each time.

Answer and explanation

15

Add 5 each time: 5, 10, 15, 20, 25.

Comparing features

5 · Comparing features
Three objects are blue: a block, a ball and a cup. The fourth is a red block. Which differs in colour?

Hint

Compare colour, not shape.

Answer and explanation

The red block

The rule asks about colour. Only the red block is red; shape does not decide this answer.

6 · Comparing features
Compare the number of sides: triangle, square, rectangle. Which has fewer sides?

Hint

Count the sides of each shape.

Answer and explanation

The triangle

A triangle has 3 sides. A square and a rectangle each have 4.

7 · Comparing features
Choose a pair of tools for drawing on paper. Which pair fits?

Hint

What is each pair used for?

Answer and explanation

A pencil and an eraser

A pencil draws lines and an eraser removes pencil marks. The other pairs are used for other activities.

Numbers and relationships

8 · Numbers and relationships
Ribbon A is longer than B. Ribbon B is longer than C. Which ribbon is the longest?

Hint

Put the ribbons in order from longest to shortest.

Answer and explanation

A

The order is A, B, C, so A is the longest.

9 · Numbers and relationships
One box has 4 blocks and another has 7. How many must you add to the first box to make them equal?

Hint

Compare 7 and 4.

Answer and explanation

3

The difference is 7 − 4 = 3. Adding 3 gives both boxes 7 blocks.

Directions and turns

10 · Directions and turns
A counter starts in the centre. Move one step right, then one step up. Where is it relative to the start?

Hint

Follow the two moves in order.

Answer and explanation

Top right

The first move goes right and the second goes up. The counter ends above and to the right of its start.

11 · Directions and turns
An arrow points up. It turns half a turn. Which way does it point now?

Hint

Half a turn points in the opposite direction.

Answer and explanation

Down

A half turn is 180 degrees, changing up to down. A quarter turn would point sideways.

Logical conclusions

12 · Logical conclusions
From left to right sit Maya, Sam and Leo. Who sits between the other two?

Hint

Find the middle seat.

Answer and explanation

Sam

Sam is listed second, between Maya and Leo.

13 · Logical conclusions
A ball is in one of three boxes: red, blue or green. It is not in the red or green box. Where is it?

Hint

Remove the choices that are ruled out.

Answer and explanation

The blue box

The red and green boxes are ruled out. Only the blue box remains.

14 · Logical conclusions
Every counter in a bag is round. You take one counter from that bag. What do you know for sure?

Hint

Use only the information in the question.

Answer and explanation

It is round

Every counter is round, so the chosen one is round. Its colour and size are not given.

15 · Logical conclusions
From left to right on a shelf are a book, a box and a ball. The book and ball swap places. What is on the left now?

Hint

Swap only the first and last objects.

Answer and explanation

The ball

The new order is ball, box, book. The box stays in the middle.

A small activity to share

Start with three tasks. Give your child time to think and ask them to explain their choice. If they get stuck, read the hint and discuss the solution together. There are no grades or time limits here.

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What to try next

FAQ

Questions and answers

Can we solve these without registering?

Yes. All 15 tasks, hints, answers and explanations are open on this page.

How do I choose the difficulty?

Start with the first task and see whether the conditions make sense to your child. Then try different topics. There is no strict age cutoff: support and experience matter more than an age label.

What if my child gets stuck?

Open the hint, reread the task and compare the options. The worked answer is available separately. Discuss which clue helped you reach the conclusion.

Can I print the tasks?

Yes. One button prints the tasks; the other adds a separate answer key with explanations. Use the address on the worksheet to reopen the collection online.

Print this page as a worksheet. The answer-key button adds a separate page of solutions.

Open this collection online: https://iqclass.com/logic-puzzles

Answer and explanation

  1. 10 — Each number increases by 2. The next number after 8 is 10.
  2. Circle — The pair “circle, square” repeats. A new pair starts with a circle.
  3. 9 — Each group adds 2 counters. 7 + 2 = 9.
  4. 15 — Add 5 each time: 5, 10, 15, 20, 25.
  5. The red block — The rule asks about colour. Only the red block is red; shape does not decide this answer.
  6. The triangle — A triangle has 3 sides. A square and a rectangle each have 4.
  7. A pencil and an eraser — A pencil draws lines and an eraser removes pencil marks. The other pairs are used for other activities.
  8. A — The order is A, B, C, so A is the longest.
  9. 3 — The difference is 7 − 4 = 3. Adding 3 gives both boxes 7 blocks.
  10. Top right — The first move goes right and the second goes up. The counter ends above and to the right of its start.
  11. Down — A half turn is 180 degrees, changing up to down. A quarter turn would point sideways.
  12. Sam — Sam is listed second, between Maya and Leo.
  13. The blue box — The red and green boxes are ruled out. Only the blue box remains.
  14. It is round — Every counter is round, so the chosen one is round. Its colour and size are not given.
  15. The ball — The new order is ball, box, book. The box stays in the middle.