Bob Friedhoffer

Physics Lab in a Hardware Store (Physical Science Labs)

Bob Friedhoffer

$11.69 - $18.89

Science Lab in a Supermarket

Bob Friedhoffer

Out of Stock

Scientific American, Winning Science Fair Projects, Grades 5-7

Bob Friedhoffer

$9.95

Scientific American, Simple Science Fair Projects, Grades 3-5

Bob Friedhoffer

$9.95

More Magic Tricks, Science Facts

Bob Friedhoffer

Out of Stock

Physics Lab in Hardware Store, Housewares Store, Home and the Supermarket: Bob Friedhoffer Science Series

Bob Friedhoffer

Out of Stock

Physics Lab in the Home

Bob Friedhoffer

Out of Stock

Physics Lab in a Hardware Store

Bob Friedhoffer

Out of Stock

Physics Lab in the Hardware Store, Housewares Store, Home, and the Supermarket

Bob Friedhoffer

Out of Stock

Physics Lab in a Housewares Store

Bob Friedhoffer

Out of Stock