Covers all the topics included in a typical one-year earth science curriculum.

Homework Helpers: Earth Science covers all of the topics typically included in a high school or undergraduate course, including: How to understand "the language

The essential help you need when your trigonometry textbook just isn’t making the grade! Trigonometry includes concepts that have both a geometric and an alge

This title in the Homework Helpers series will reinforce mathematical foundations and bolster students' confidence in pre-calculus. The concepts are explained i

Homework Helpers: Biology is a user-friendly review book that will make any student—or those trying to help them—feel like he or she has a private Biology t