Hanz Innovations GeniusBlocks Model Kit Hanz Genius Blocks take an uncommon approach to directions - by excluding them! Originality and brilliance unfurl as kids experiment by themselves^Specially designed building blocks encourage creativity and design innovation, help develop fine motor skills and spark free-style, logical thinking^100 items feature 4 colors with Individual snapping pieces measuring: 1 inch in diameter and .5 Inch high, it's suitable for girls and boys 8 and up^Plus the Pin and Barrel feature allows designers to connect two hemispheres and create a groovy Cube^Real innovation needs no manuals, Hanz Genius Blocks are designed to teach kids the mysteries of originality by applying a free-form way of inventing