Science experiment with magnets:iron-fortified cereal (like Total) in a bag with water. Let it sit for 20 minutes then rub a strong magnet all around. pull it up to the top and you'll see you've collected the actual iron from your cereal!
Catapults for Force and Motion. Forces and Motion. The patterns of an object's motion in various situations can be observed and measured; when that past motion exhibits a regular pattern, future motion can be predicted from it.
Grow a Lima bean plant in a CD case. Then label it with a paint pen. So clever, A sharpie would work too! I wonder if the super thin case would work as well as the older thick? I think you would have to find a very thin bean!