Battery CubeOur Classic Battery Cube is the power source for your circuits. It has a positive and a negative terminal. When you turn on the power switch, it delivers approximately 3. 7 4. 2 volts DC to your circuit. If the LED on the top of the cube is flashing red, then you have caused a short circuit and should troubleshoot. It's rechargeable and comes with its own microUSB cable. The Battery Cube is just one part of a circuit. Add a motor to make your

You may damage the batteries

2 PLAYER CHALLENGE: The ultimate bot vs

You are now in remote control any of the three outputs with the app

24-tooth [ x10 ]

Please email if you have questions

including moving and connecting pieces like gears

•  Instructions•  5 builds:  XB-A1

RGB LED Cube

Challenge your friends or family to find out who has the toughest robot

GREAT STEM TOY: Through building different Space Rovers from simple to complex

available on iOS and Android

add rubber bands and pulley wheels to make a super-fast racer