8 books in series

Wells of Knowledge Science

Wells of Knowledge Science is a 8-book series first released in 1995 with contributions by Robert E. Wells.

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Can We Share the World with Tigers?

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2012 • 1 Reader

Did a Dinosaur Drink This Water?

2006 • 1 Reader • 4

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How Do You Know What Time It Is?

2002 • 1 Reader

Polar Bear, Why Is Your World Melting?

2008 • 1 Reader • 5

What's Older Than a Giant Tortoise?

2004 • 1 Reader • 32 pages • 4

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What's Smaller Than a Pygmy Shrew?

1995 • 2 Readers • 4

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What's So Special about Planet Earth?

2009 • 1 Reader

Why Do Elephants Need the Sun?

2010 • 1 Reader • 32 pages