Meet the number cubes! Now children learn to count and do simple math operations in the most fun way This educational toy is inspired by the award-winning British BBC cartoon series “Numberblocks” for preschoolers In Greece, children can watch the series on ERT, ERTFLIX or YouTube It includes 30 practical activities related to the episodes The Numberblocks 11-20 set has everything children need to learn how numbers from 11 to 20 work and acquire basic math skills through practice and play What are Numberblocks Children create the Numberblocks characters from 11 to 20 in various shapes, as they see them in the episodes The set is ideal for learning math in the classroom or at home It has 30 activities that help children recognize numbers, learn to count, add and subtract, discover the division and multiplication and develop problem-solving skills. The set contains 3 exclusive accessories from the characters in the series: The skateboard & helmet of number 14 and the hat of number 20. The cubes are durable and easy to use by our little friends.