For the little math pirates, the little adventurers of French and all the corsairs who return to CM2, the Challenges of the little geniuses propose puzzles and challenges to revise while having fun!
Use your knowledge of mathematics, French, history, geography, English ... to collect clues that will serve you to elucidate mysteries.
There are also many challenges to test all your knowledge.
And as everything is allowed for the little geniuses, you will find at the end of the book activities "special holidays": chemistry, magic and construction ...!
With the website www.petiteschassesautresor.com