Use the 7 different electronic experiments to understand circuitry. These kits are designed to educate about electricity in a fun and practical way. Features: 239 PIECES FOR TOTAL CUSTOMIZATION: 17 robot blueprints are included, but children are free to create their own original robots from their imaginations! Use the instructions to master robot-building, then encourage them to make their own from scratch to test the limits of their creativity! EDUCATIONAL AND ENGAGING STEM TOY: Enrich your child's mind with the interactive challenges of building their own robots! The detailed instructions and variety of building part types will engage children and teach them STEM logic as they put together complex puzzles and work to problem solve with a blend of critical thinking and creativity Specifications: Dimensions: H:32.4 x W:40.9 x D:7.5 cm Colour: White Batteries Required: Yes Model Number: 1423005831 Self Assembly Required: Yes