HARNESS IT! INVENT NEW WAYS TO HARNESS ENERGY AND NATURE By Tammy Enz

HARNESS IT
HARNESS IT
Item# ISBN 978-1-4296-7982-4
$7.95

With "Harness It" you can control the power of energy with your own two hands. You'll invent a penny battery, a solar cooker, a trip wire and many other energy harnessing contraptions! Ages 6-12. Paperback. 32 pgs.