Students act as energy conservation engineers and identify the ways energy is conserved or wasted. They also discover many ways to personally conserve energy everyday. Students discover how engineers perform home energy audits to...

Here's a resource ideal for independent learners who need extra reinforcement or would like to work ahead. These textbook chapters and practice problems cover many basic physics concepts, starting with potential and kinetic energy and...

Students explore energy usage in home and in school. They examine the types of non-renewable sources and discover alternate sources of energy. Through group activities, students calculate the perimeter and area of a given room. They make...

Explore a variety of science concepts in an interactive textbook created for middle school scholars. A lengthy table of contents takes readers to pages comprised of a subject overview, outline, and summary. Follow links further to find...

Learners explore orbital velocities and how they vary along each orbit, according to Kepler's Second Law.