Bob Friedhoffer

Science Lab in a Supermarket

2019

Physics Lab in the Home

2018

Physics Lab in a Hardware Store

2019

Magic and Perception

2019

Toying Around with Science

2019

Sound

2019

Physics Lab in a Housewares Store

2019

More Magic Tricks, Science Facts

2019

Molecules and Heat

2019

Light

2019

Forces, Motion, and Energy

2019

Scientific Magic Series

2018

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

2017

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

2018

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

2006

Physics Lab in the Home (Physical Science Labs)

1998

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

2017

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

2018