Sketch Kit, Gripper, and Blaster

How much weight can be lifted by the Gripper Building Kit?

The Gripper Building Kit works best with small items that are similar in weight to the provided ball and cube. Several types of common household objects like small 3oz paper cups or empty toilet paper rolls als...

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Can I modify or customize my Gripper Building Kit?

Yes. While care should be taken to not add too much weight to the moving arm components, children can modify structural frame of their Gipper Building Kit using other brands of compatible building bricks, or cr...

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Why won’t my robot catch the ball with Gripper Kit?

The Gripper has a lower set of rubber bumpers between the arms. These bumpers help to position objects at the correct position within the arms in order to provide the best grip. In most cases, the bumpers can ...

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How does my robot know when to grip or release an object?

The Gripper Building Kit commands in the apps are very simple: open arms or close arms. That means when writing a program to use Gripper Building Kit, you'll need to figure out the right time to activate the ar...

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