What you need1 of 2

Materials

• 1 micro:bit and its USB cable
• 1 Kitronik servo board, with 3 AA batteries
• 2 servos of the same kind, each with a plastic arm: 180 degree to wave, 360 degree to spin
• 1 small cardboard box, such as a tea box
• 1 paper cup (optional), for a one-arm robot

Quantities are for one finished make