iBooks: Juvenile Nonfiction : Science & Nature - Experiments & Projects

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

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

by Bob Friedhoffer, Ernie Colon

50 pages · ISBN 9781596875753

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

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

by Bob Friedhoffer, Ernie Colon

50 pages · ISBN 9781596875289

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Cover of Scientific American, Winning Science Fair Projects, Grades 5-7 (LIB)

Scientific American, Winning Science Fair Projects, Grades 5-7 (LIB)

by Bob Friedhoffer, Ernie Colon

50 pages · ISBN 9781876969059