• Triple-axis analog accelerometer - for measuring motion and tilt
• Force sensitive resistor - for sensing pressure/force
• Temperature sensor - for measuring from -40 to over +125 degrees C
• 10K breadboard potentiometer
• Hall effect sensor - for sensing a magnet
• Magnet - for use with the hall effect
• Piezo - can be used as a buzzer or a knock sensor
• Ball tilt sensor - for sensing orientation
• Photo cell sensor - for sensing light
• IR sensor - for sensing infrared light pulsing at 38KHz
• IR LED - for use with the IR sensor