Elenco's Snap Circuits® makes learning electronics easy and fun! Just follow the colorful pictures in our manual and build exciting projects. rnrnrnrnrn All parts are mounted on plastic modules and snap together with ease. Enjoy hours of educational fun while learning about electronics and lights. No tools required.rnrn175 new projects from the award winning Snap Circuits line! rnrnrnWatch and be amazed at what your music can do with the new Snap Circuits® LIGHTS. Connect your ipod® or any MP3 player and enjoy your music as the lights change to the beat.rnrnrnEven Snap Circuits® "Heavy Weights" will love Snap Circuits® LIGHT!