Brand: E-Blox. MPN: CB-0941. 4 PROJECTS: There are 4 different projects to build, and all parts are compatible with other items in our Circuit Blox line to add even more fun to your building experience. The kit includes a push-button switch, color-changing LED, motor, fan!   ENHANCES CREATIVITY & IMAGINATION: Through the joy of play and discovery, children can innovate, integrate, and be inspired as they plug-together different bricks and modules to create a variety of toys and games that light up and make sounds.   PLAY & LEARN: Discover how lights, motors and switches work all while building fun projects. Learn about voltage, current and how circuits with switches, LEDs and motors work. Circuit Board Building Blocks Toys Set For Kids Ages 8+   STEM TOY: E-Blox toys are designed to stimulate child’s imagination and creativity, teaching every child to investigate the world through interactive storytelling, creative reasoning, and systematic building of objects.   THE COLORFUL BUILDING BLOCKS have electronic components in them that, when assembled properly, will make circuits that light different LEDs and a fiber optic tree and spin a motor and fan. This kit provides hours of fun and educational play.