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 kit is an excellent children. Educational arithmetic play, two calculation methods of addition and subtraction, to cultivate the child's arithmetic ability and brain ability. Features -Color:Assorted 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 , but the rich colors can also stimulate children's senses. -Different early educational contents on Math Flash , with the colorful printing, it will attract your kids' attention. -You can put these 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: 54 x Math Flash 2 x Pens