Gakken Gakken's 100-dama abacus (target age: 4 years old and over) 83783

Practice counting, comparing numbers, and learning numbers up to 100 by moving balls. You can count out loud the number of balls and the number of objects in the illustrations, look at the numbers, and have fun understanding how numbers work. The colors of the balls and illustrations are linked, so you can learn the basics of mathematics in an easy-to-understand manner. Contents: 1 unit, 2 study sheets, 32 cards, 1 guidebook