To help children memorize the times tables combinations in preparation for mental calculations.
The box includes:
a short guide describing the principles of the Montessori methodology, the purposes of the provided material and the correct way to use them, with step-by-step explanations of the activities and of the work environment;
a rigid wooden board;
100 red beads and the tiles with the numbers from 1 to 10;
online resources, accessible through the code shown in the guide.