Sensor Based Kits

The Line Tracing Snail uses a special LED sensor to detect a black line (magic marker, etc.) drawn on a white background. It uses two small motors and rubber tires to slowly but surely move forward and turn. The body of the snail is made of transparent (HIPS) plastic to allow viewing of the intricate mechanisms inside.The snail emits an infrared light from the Light Emitting Diode on the underside of its chassis. A photo transistor picks up the reflection of the infrared light to distinguish...

Assemble a Sliding Ladybug from the Tamiya Robocraft Series.Suitable for Ages 10 & Older.FEATURESA colorful mini-robot that teaches the basics in mechanics & physics.It propels forward, in a sliding type movement, by a vibrating actionEasy assembly using snap-on parts and screws (screwdriver included).Powered by a Type 130 motor (included).Speed and direction can be easily altered.Red plastic body shape designed to represent a ladybug.Illustrated assembly guide.INCLUDES(1) Mini-RobotREQUIREMENT...

The Wall Hugging Ladybug uses a simple two-motor system to scurry along the wall. When motor B is on and motor A is off, the ladybug steers left towards the wall. When the sensor rod comes into contact with the wall it activates a micro switch that turns motor A on and motor B off causing it to steer away from the wall. When the ladybug steers away from the wall the sensor rod loses contact with the wall turning the micro switch off and turning motor A off and motor B back on again. The sensor...