category: Development Tools
Uses a microphone as sound sensorDimensions: 4.3 x 3.5 x 2.4"power supply: 2 1.5V AA batteries (not included)
A series of Robot Kits for the future engineer. Build these kits and find out how much fun electronics & mechanics can be !
A sensor-activated robot car. The car changes directions when the sensor detects noise or when the car hits an object.