Bob Friedhoffer
A list of authors with biographies, life dates, and future collections of all their books.
Author's Books
29
Light
Physics Lab in the Hardware Store, Houseware Store, Home, and Supermarket
Physics Lab in Hardware Store, Housewares Store, Home and the Supermarket
Magic Show
Matter and Energy
Physics Lab in the Home (Physical Science Labs)
Everything you need for Winning Science Fair Projects
Physics Lab in a Housewares Store
More Magic Tricks, Science Facts
Sound
Science Lab in a Supermarket
Physics Lab in the Home
Molecules and Heat
Physics Lab in a Hardware Store (Physical Science Labs)
Forces, Motion, and Energy
