In this animated and interactive object, students view the steps for adding complex numbers in Excel. Target Audience: 2-4 Year College Students

In this animated and interactive object, students view the steps for multiplying complex numbers in Excel. Target Audience: 2-4 Year College Students

A math and science unit for grades 7-8 on the developments that led to the discovery of coal and coal mining through the origins and kinds of coal; types and methods of coal mining, hazards of mining, measures of safety,...

An introductory review of basic skills and functions, focusing on playing games with numbers, learning logical thinking, and working on exercises that emphasize developing alternate ways of thinking, important precursors...

This math skills review was written for first year college chemistry students who have weak math backgrounds, but is useful for all science students in high school and college. Topics covered include algebraic...