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Steve Tomecek

Ultimate Rockopedia
Jump Into Science: Sun
Jump Into Science: Dirt
Dirtmeister's Nitty Gritty Planet Earth
National Geographic Kids Everything Rocks and Minerals
Jump into Science: Rocks and Minerals
Jump Into Science: Stars

Books

Ultimate Rockopedia
Jump Into Science: Sun
Jump Into Science: Dirt
Dirtmeister's Nitty Gritty Planet Earth
National Geographic Kids Everything Rocks and Minerals
Jump into Science: Rocks and Minerals
Jump Into Science: Stars