"Interchangeable circuit tiles snap together in every direction for endless exploration, and a variety of tiles let children experiment with light, sound, motion and more"--Publisher website.
2 battery packs 4 2-way power connectors 6 4-way power connectors 1 power dial 1 light sensor 1 power button 1 frequency dial 1 motion sensor 1 power meter 1 buzzer 1 color mixer 4 LED lights 2 motor panels 8 builder tiles 1 Power titles circuit kit manual
