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friedhoffer

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

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

Bob Friedhoffer · ibooks

124 sayfa · 2017-11-29

Education

Science Lab in a Supermarket

Science Lab in a Supermarket

Bob Friedhoffer · Createspace Independent Publishing Platform

88 sayfa · 2012-12-29

Kategori yok

The Magic Show

Robert Friedhoffer · Yayınevi bilinmiyor

84 sayfa · 1994

Games & Activities

How to Haunt a House for Halloween

How to Haunt a House for Halloween

Robert Friedhoffer, Harriet Brown · Children's Press(CT)

95 sayfa · 1995

Conjuring

Physics Lab in a Hardware Store

Science Lab in the Supermarket

Science Lab in the Supermarket

Bob Friedhoffer · Lulu.com

Sayfa sayısı yok · 2026-02-06

Education

Science Lab in a Supermarket

Science Lab in a Supermarket

Bob Friedhoffer, Robert Friedhoffer, Joe Hosking · Franklin Watts

96 sayfa · 1998-03-01

Juvenile Nonfiction

Magic and Perception

Magic and Perception

Robert Friedhoffer · Franklin Watts

109 sayfa · 1996

Magic tricks

Toying Around with Science

Toying Around with Science

Bob Friedhoffer · Yayınevi bilinmiyor

94 sayfa · 2019-06-05

Kategori yok

Magic and Perception

Magic and Perception

Bob Friedhoffer · Independently Published

122 sayfa · 2019-06-05

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More Magic Tricks, Science Facts

More Magic Tricks, Science Facts

Bob Friedhoffer · Independently Published

114 sayfa · 2019-06-05

Kategori yok

Physics Lab in the Home

Physics Lab in the Home

Bob Friedhoffer, Robert Friedhoffer · Yayınevi bilinmiyor

80 sayfa · 1998-03-01

Juvenile Nonfiction

Physics Lab in a Housewares Store

Physics Lab in a Housewares Store

Robert Friedhoffer · Yayınevi bilinmiyor

95 sayfa · 1997-03-01

Physics

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

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

Bob Friedhoffer · Yayınevi bilinmiyor

50 sayfa · 2018-07-03

Juvenile Nonfiction

Educational toysToying Around with ScienceRobert Friedhoffer

Toying Around with Science

Robert Friedhoffer · Yayınevi bilinmiyor

95 sayfa · 1995

Educational toys

ScienceMore Magic Tricks, Science FactsRobert Friedhoffer

More Magic Tricks, Science Facts

Robert Friedhoffer · Yayınevi bilinmiyor

Sayfa sayısı yok · 1990

Science

CiltToying Around with ScienceBob Friedhoffer

Toying Around with Science

Bob Friedhoffer · Yayınevi bilinmiyor

93 sayfa · 2018-12-05

Kategori yok

CiltPhysics Lab in Hardware Store, Housewares Store, Home and the SupermarketBob Friedhoffer

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

Bob Friedhoffer · Yayınevi bilinmiyor

398 sayfa · 2019-04-10

Kategori yok

Juvenile NonfictionPhysics Lab in the HomeBob Friedhoffer

Physics Lab in the Home

Bob Friedhoffer · Turtleback

Sayfa sayısı yok · 1997-01

Juvenile Nonfiction

CiltSecrets of the UniverseBob Friedhoffer, Robert Friedhoffer

Secrets of the Universe

Bob Friedhoffer, Robert Friedhoffer · ibooks

Sayfa sayısı yok · 2001-04-01

Kategori yok

Physics Lab in a Hardware Store

Bob Friedhoffer · Createspace Independent Publishing Platform

104 sayfa · 2013-04-04

Kategori yok