Réfléchissez-y bien. Vérifiez votre idée.

Énigmes logiques pour enfants avec réponses

Repérez une règle, comparez des objets et vérifiez les conditions. Commencez par une énigme, puis explorez différentes façons de raisonner.

15 · Exercices avec corrigés

1 · Motifs / ModèlesEssayez votre premier exercice
Continue the pattern: 2, 4, 6, 8, …

Indice

Compare neighbouring numbers.

Réponse et explication

10

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

Motifs / Modèles

2 · Motifs / Modèles
Circle, square, circle, square. Which shape comes next?

Indice

The shapes repeat in pairs.

Réponse et explication

Circle

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

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

Indice

How many counters are added each time?

Réponse et explication

9

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

4 · Motifs / Modèles
Find the missing number: 5, 10, …, 20, 25.

Indice

The increase is the same each time.

Réponse et explication

15

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

Comparaison de caractéristiques

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

Indice

Compare colour, not shape.

Réponse et explication

The red block

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

6 · Comparaison de caractéristiques
Compare the number of sides: triangle, square, rectangle. Which has fewer sides?

Indice

Count the sides of each shape.

Réponse et explication

The triangle

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

7 · Comparaison de caractéristiques
Choose a pair of tools for drawing on paper. Which pair fits?

Indice

What is each pair used for?

Réponse et explication

A pencil and an eraser

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

Nombres et relations

8 · Nombres et relations
Ribbon A is longer than B. Ribbon B is longer than C. Which ribbon is the longest?

Indice

Put the ribbons in order from longest to shortest.

Réponse et explication

A

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

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

Indice

Compare 7 and 4.

Réponse et explication

3

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

Directions et virages

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

Indice

Follow the two moves in order.

Réponse et explication

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 et virages
An arrow points up. It turns half a turn. Which way does it point now?

Indice

Half a turn points in the opposite direction.

Réponse et explication

Down

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

Conclusions logiques

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

Indice

Find the middle seat.

Réponse et explication

Sam

Sam is listed second, between Maya and Leo.

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

Indice

Remove the choices that are ruled out.

Réponse et explication

The blue box

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

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

Indice

Use only the information in the question.

Réponse et explication

It is round

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

15 · Conclusions logiques
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?

Indice

Swap only the first and last objects.

Réponse et explication

The ball

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

Une petite activité à partager

Commencez par trois tâches. Laissez à votre enfant le temps de réfléchir et demandez-lui d'expliquer son choix. S'il bloque, lisez l'indice et discutez de la solution ensemble. Il n'y a ni notes ni limites de temps ici.

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FAQ

Questions et réponses

Peut-on résoudre ces exercices sans s'inscrire ?

Oui. Les 15 exercices, ainsi que les indices, les réponses et les explications, sont tous accessibles sur cette page.

Comment choisir le niveau de difficulté ?

Commencez par la première tâche et voyez si les conditions semblent claires pour votre enfant. Essayez ensuite différents sujets. Il n'y a pas de limite d'âge stricte : le soutien et l'expérience comptent plus qu'une tranche d'âge.

Que faire si mon enfant se retrouve bloqué ?

Affichez l'indice, relisez la consigne et comparez les options. La réponse détaillée est disponible séparément. Discutez de l'indice qui vous a permis de parvenir à la conclusion.

Puis-je imprimer les exercices ?

Oui. Un bouton permet d'imprimer les exercices ; l'autre génère un corrigé séparé incluant les explications. Utilisez l'adresse indiquée sur la fiche d'exercices pour retrouver la série en ligne.

Imprimez cette page sous forme de fiche d'exercices. Le bouton « Corrigé » ajoute une page séparée contenant les solutions.

Ouvrir cette collection en ligne: https://iqclass.com/fr/logic-puzzles

Réponse et explication

  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.