A fun and engaging way to help kids practice early numeracy skills. 74 durable tiles are made of 100% recycled material, are easily connected and disconnected, and are colour coded to show even and odd numbers. Each set contains 52 number tiles, 22 operation tiles (plus, minus, greater than, and less than), and 24 double sided work cards. Tiles measure 5cm across. Made from 100% recycled materials.