Helen Frost Libros

Simple text presents facts about water in its liquid state, where it is found, and some of its properties.

Briefly introduces the furred elephant-like animals called Woolly Mammoths, their physical features, and behavior.

Introduces young readers to allosaurus, examining their physical characteristics, eating habits, and extinction.

Introduces young readers to the tyrannosaurus rex, examining its physical characteristics, eating habits, and extinction.