Scientific American Science Fair Projects

Everything You Need for Simple Science Fair Projects: Grades 3-5 by Bob Friedhoffer

Everything You Need for Simple Science Fair Projects: Grades 3-5

Scientific American Science Fair Projects

Bob Friedhoffer

48 pages • missing pub info (editions)

nonfiction childrens science
Everything You Need for Winning Science Fair Projects: Grades 5-7 by Bob Friedhoffer

Everything You Need for Winning Science Fair Projects: Grades 5-7

Scientific American Science Fair Projects

Bob Friedhoffer

48 pages • missing pub info (editions)

nonfiction childrens science
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