Snap Circuits makes learning electronics easy and fun! Just follow the colorful pictures in our manual and build exciting projects! Enjoy hours of educational fun while learning about electronics. Snap Circuits® uses building pieces with snaps to assemble different electronic circuits on a simple “rows-and-columns” base grid that functions like the printed circuit board found in most electronic products. Each component is easily identifiable by a different color and functional purpose. Builds over 160 projects. Contains over 60 parts, including: 3D Rotating Snaps, unique two sided base grid with thru-straps, rotating mirror ball, rotating LED light, fiber optic tree, multiple-sized gears, ceiling fan, melody IC, magnetic switch, and so much more.