Woolly Mammoth

by Helen Frost

Published 1 January 2005

Sabertooth Cat

by Helen Frost

Published 1 January 2005

Megalodon [Scholastic]

by Janet Riehecky

Published 1 January 2009

Megalosaurus

by Janet Riehecky

Published 1 January 2009
"Simple text and illustrations present megalosaurus, how it looked, and what it did"--Provided by publisher.

Sabertooth Cat [Scholastic]

by Helen Frost

Published 1 January 2009

Triceretops

by Helen Frost

Published 1 January 2007