Kids love to play with pinwheels. Whether you buy one at the store or make your own (pinwheel making tutorial), add a little Physics to the fun! 1. Use a string and ruler to measure the outside distance around the outside of the pinwheel. 2. Mark one spot on the pinwheel in some way. Use color, a piece of tape, etc. Just make sure the mark is very visible, even when the pinwheel is spinning.…
Cheryl TaylorSeptember 8, 2014