This box contains no less than 50 colorful cards that will certainly make your brain tick! On the cards you will find fun observation puzzles, challenging language games and surprising math riddles. With these brain teasers you will not only have hours of fun, but you will also train your concentration and improve your memory.
Do you dare to take up the challenge?
For children from 9 years old.

Contents

50 playing cards (brain teasers)