Soda Bottle Derby! A boy, an empty plastic soda bottle, and a solar boat kit -- it takes you back to Great Grandpa making his own crystal radio. The Solar Bottle Boats" kit comes with a 1.5-volt, 1/2-watt solar panel 4-1/4" x 1-5/8", a hobby motor, (2) types of propellers, assorted tape, tubing and wire nuts, and instructions for (3) different designs. You supply the empty soda pop bottles and a body of water.Price:
No comments:
Post a Comment