Bob Friedhoffer

Everything you need for Simple Science Fair Projects

Everything you need for Winning Science Fair Projects

Science Lab in a Supermarket

Physics Lab in the Home (Physical Science Labs)

Physics Lab in a Hardware Store (Physical Science Labs)

Light

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

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

Physics Lab in the Home

Matter and Perception

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

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

Magic Show

Science Lab in a Supermarket

Physics Lab in the Home

Scientific American Science Fair Projects 4-Volume Set (Scientific American Winning Science Fair Projects)

Physics Lab in a Housewares Store (Physical Science Labs)

Toying Around with Science

Forces, Motion, and Energy

Matter and Energy

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

More Magic Tricks, Science Facts

Sound

Molecules and Heat

Scientific Magic Series

Lulu Hurst

Magic and Perception

Physics Lab in a Hardware Store

Physics Lab in a Housewares Store