A model of a motor and information off the computer. A motor has a lot of parts that turns gas into motion. Fourteen different kinds of gum. We changed the gun. The flavor changes.
Magnet can float between metal plates.
I have used ideas from the Internet. Dropped in one soybean and watched it for 11 minutes. I did each experiment 3 times. For the first one, I thought it would only be a cup of pennies. The second question I thought would take one type of object.