The Circuit Cubes STEM Starter Kit was created especially for educators, science clubs, after-school programs, and homeschoolers, but it’s ideal for anyone looking for hours of creative STEM learning through play. The STEM Starter Kit contains everything you need to make the 10 suggested projects. Includes rechargeable Battery, Geared Motor, and LED cubes, along with instructions and a box full of cool parts and accessories. It’s kind of like getting our greatest hits, all in one box. Since Circuit Cubes are designed to fit your LEGO and MegaBloks construction bricks, you can build and build again! Product Details: Includes Motor, LED, and rechargeable Battery Cubes. Includes all materials and directions for 10 projects—find more ideas on our BUILDS page! 120+ hours of creative play. Seamless circuit connectivity (no soldering) Safety-tested & approved. Created by STEM teachers, tested by kids Ages 8+.