Jeux de maths avec les CM2

The CM2 played a math game, "La Machine à tri ". In this game, the students had to think as a computer. The machine classifies numbers from smallest to biggest. They had to be the brain of the machine.

They had a number written on their white board and through indications, they had to cross paths a few times (one direction if smaller number , another director if bigger number than your neighbor).

In the end, they had to have crossed and sit in the right order, from smallest to biggest number.