Moving Machines Make bots that jump and spin Build a rubber bottle boat Power a boat and a car with air
Jumping spinning twisting turning racing the power is in your hands Use energy to make machines that move rubber band racer and a 5
You Will Need electric toothbrush AA batteries rubber band 4 markers pool noodle with hollow center scissors ruler plastic eyes optional glue optional pipe cleaners optional Art Bot Ti p Ti p Buying an inexpensive electric toothbrush with a motor inside usually costs less than buying the motor by itself 6
