You like to rack your brain over puzzles?

You will find all that you need here!

The ★ are accessible for everyone.

The ✯ are only accessible from secondary school.

The number of stars show the level of difficulty.

**Psst**! Every puzzle comes from past questionnaires that were part of the AQJM's ''Championnat international de jeux mathématiques et logiques'' (International Championship of Mathematical and Logical Games).

Would you like to participate to the championship? It is free (and in French)! Click here to have more information (http://aqjm.fsg.ulaval.ca/).