How Do You Measure Time?

This historical novel will fascinate young readers as they learn about Mayan customs and lifestyle. A glossary of Mayan terms and authentic drawings will help children understand this highly advanced culture. Text copyright 2004 Lectorum Publications, Inc.

Mrs. Frizzle's class investigates the disappearance of the salmon from the sea and in the process learn about migration.

In this Spanish title, learn about what makes endangered jungle animals so unique and why they need to be protected.

A fascinating and inspirational series explores the lives of famous latino artists, athletes, performers, and writers, revealing their hardships, their work, and their success.