Kids can build, design and create with the Guidecraft Interlox Squares Interlocking Construction Toy. No hardware or tools are necessary. They can simply clip the edges together to create an unlimited array of projects like buildings, people, robots, animals and more. Kids can explore symmetry versus asymmetry and discover color combinations with this set. It strengthens design, structure and balance skills. Plastic translucent panels feature inset shape details in five beautiful colors. This open-ended interlocking construction toy set includes 96 pieces. Suitable for ages two and above.