1.
Everything you need for Simple Science Fair Projects Grades 3-5
by Friedhoffer, Bob, Colon, Ernie
ISBN: 9780791090541
List Price: $27.00
2.
More Winning Science Fair Projects Grades 5 - 7
by Friedhoffer, Bob
ISBN: 9780791090572
List Price: $27.00
3.
Science Lab in a Supermarket by Bob Friedhoffer
by Bob Friedhoffer, Robert Fri...
ISBN: 9780531158449
List Price: $6.95
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Physics Lab in Hardware Store, Housewares Store, Home and the Supermarket: Bob Friedhoffer S...
by Bob Friedhoffer
ISBN: 9781093423181
List Price: $26.95
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Scientific American Science Fair Projects
by Friedhoffer, Bob, Tocci, Sa...
ISBN: 9780791090978
List Price: $108.00
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Physics Lab in a Hardware Store
by Friedhoffer, Bob, Hosking, Joe
ISBN: 9781484036143
List Price: $12.99
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Science Lab in a Supermarket
by Friedhoffer, Bob, Hosking, Bob
ISBN: 9781481185141
List Price: $12.99
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Magic and Perception: The Art and Science of Fooling the Senses
by Bob Friedhoffer
ISBN: 9781492271376
List Price: $12.99
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Everything you need for Winning Science Fair Projects Grades 5-7
by Friedhoffer, Bob, Colon, Ernie
ISBN: 9780791090565
List Price: $27.00
16.
Magic Show : A Guide for Young Magicians
by Friedhoffer, Bob, Eisenberg...
ISBN: 9781492131656
List Price: $12.95
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Scientific American, Simple Science Fair Projects, Grades 3-5
by Bob Friedhoffer
ISBN: 9781596875753
List Price: $9.95
24.
Physics Lab in the Hardware Store, Houseware Store, Home, and Supermarket
by Friedhoffer, Bob
ISBN: 9781723907623