Macmillan Childrens Publishing Group

Cindy Bickel

Cindy Bickel has worked at the Denver Zoo for more than thirty years, where she has helped raise many baby animals, including the polar bears Klondike and Snow. She lives in Boulder, Colorado.

Cindy Bickel

Books by the Author

Chimp Math
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Chimp Math

by Ann Whitehead Nagda and Cindy Bickel
Holt Books for Young Readers
Henry Holt and Co. (BYR)

Learn about different ways to measure time by following the growth of a baby chimp

Late one night, a tiny chimpanzee is born at a zoo in Kansas. He seems very weak, and the staff is...

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Polar Bear Math
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Polar Bear Math

Ann Whitehead Nagda and Cindy Bickel
Square Fish
Square Fish

Children learn about fractions with the Denver Zoo's baby polar bears, Klondike and Snow.

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Tiger Math
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Tiger Math

Ann Whitehead Nagda and Cindy Bickel
Square Fish
Square Fish

Children learn to graph as they follow the growth of an orphaned Siberian tiger cub.

A Siberian tiger cub born at the Denver Zoo is orphaned when he is just a few weeks old. At first...

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