It is not only a fun activity for your children, but also a good toy for learning numbers recognition, color recognition, math knowledge! Made of high-grade material, this Math Flash Cards kit is an excellent gift for children. Educational arithmetic play, two calculation methods of addition and subtraction, to cultivate the child's arithmetic ability and brain ability. Features - ColorAssorted Color -Material:Paper - Size: 8.70X7.50X0.10cm/3.42X2.95X0.04in -Suitable for family, kindergarten, school, classroom, nursery, etc. It can stimulate kids interest in learning, thereby learn it well. -Not only can children learn the knowledge on the Math Flash Cards, but the rich colors can also stimulate children's senses. -Different early educational contents on Math Flash Cards, with the colorful printing, it will attract your kids' attention. -You can put these cards on the wall, door, window, balcony, kid room, and other places needed. -With fine texture and bright color, the poster will attract your kids' attention. Package list: 162 x Math Flash Cards 6 x Pens