Sakkaro is a geometry toy that will light up a child's creativity! Its translucent colored pieces seem to magically blend together when you stack, nest and interlock them. Discover an endless variety of colorful shapes and patterns you can make on your own, or be inspired by our Idea Booklet which shows over 100 colorful patterns and shapes to make. Sakkaro is fun for the whole family. A simple geometric building system for young children though adults. Stacking and building is developmentally important. Includes 15 assorted blocks and booklet with over 100 challenges. Fun for all ages. Includes 15 assorted blocks and booklet with over 100 challenges.. A simple geometric building system for young children though adults. Stacking and building is developmentally important. Includes 15 assorted blocks and booklet with over 100 challenges. Fun for all ages. 3-8 years. Grade PK-3