ENDLESS FUN: Our electronic building blocks provide hours of fun and creativity! Build and power endless projects with Circuit Cubes, a pile of bricks, and your limitless imagination. Snap together Circuit Cubes, building bricks, and other included materials to make any creation your heart desires! EXCELLENT FOR BEGINNERS: Young scientists, engineers, and inventors will love exploring and creating with Circuit Cubes Gears GO! We have everything you need for effortless assembly. Circuit Cubes inspire STEM/STEAM learning through play. POWER YOUR BUILDS: Bring your toys to life with Circuit Cubes, the electronic building blocks that add power, motion, and light to your creations. Designed by STEM teachers, Circuit Cubes can turn a light on, power a motor, or make wheels spin. Circuit Cubes Gears GO! Teach kids the basics of mechanical engineering and circuits as they engage in unprescribed, creative play.