If you’re looking for a toy whose power is truly the sum of its parts, you may find yourself face to face with Cubelets by Modular Robotics. Each cubelet has a unique function, such as lights, wheels, or a battery, which are nonfunctional alone but can join together to create powerful projects in seconds. There’s even an Android app that lets you control and program your Cubelet creation on the fly.

More: Hands On with Cubelets, The Building Blocks of Robotics (VIDEO)