"R3D3" LINE TRACKING ROBOT KIT
Product Details:
LINE TRACKING ROBOT KIT
21-890 Line Tracking Robot Kit
The Line Tracking Robot Kit with a new great look will follow a black line drawn on white paper by using the 2 photo interrupters.
Create different routes with black electric tape or black marker for your line tracking robot and see what it can do.
Non- Soldering Version
Ages 9 and up
uses 2 "AA" batteries