Snap Circuits®3D Illumination uses building blocks with snaps to build the different electrical and electronic circuits in the projects. Each block has a function: there are switch blocks, light blocks, battery blocks, different length wire blocks, etc. These blocks are different colors and have different numbers on them so that you can easily identify them. Build over 150 projects or combine with other sets to build even more unique structures. Exciting Light Effects 3-Color Light Tunnel, Mirrors & Reflecting Circuits Magnet & Magnetic Switch Projector with 6 Images Includes vertical stabilizer, base grid stabilizer & base grid support 3 AA batteries required but not included Download "House of Lights" super circuit here! Download "Big Structure" super circuit here! Detailed Specifications: Click Here to see a list of projects you can download and view with Acrobat Reader in 3D. You will be able to turn and rotate the illustrations to get better views of the final build. Elenco's Snap Circuits® makes learning electronics easy and fun! Just follow the colorful pictures in our manual and build exciting projects such as FM radios, digital voice, recorders, AM radios, burglar alarms, doorbells, and much more! You can even play electronic games with your friends. All parts are mounted on plastic modules and snap together with ease. Enjoy hours of educational fun while learning about electronics. Snap Circuits® are endorsed by educators worldwide and used in schools, libraries, museums, STEM programs and creating with Snap Circuits®. The Circuit Safe™ patented safety device unique to Snap Circuits® branded products makes learning circuitry safe. No tools required. Uses "AA" batteries, unless otherwise indicated. Snap Circuits® products have won many awards, including Toy of the Year (TOTY), ASTRA'S Best Toys for Kids, Parent's Choice Recommended, Good Housekeeping's Best Toy, Family Choice, National Parenting Publications Awards (NAPPA Gold), Children's Choice, Dr. Toy (100 Best Children's Products, 10 best Educational Products, Green Toy Company), The inaugural Seriously STEM award & KAPi Award. For ages 8 and up. Batteries: 3-AA
