This link contains four segments: Science of Light, Technology of Light, Math of Light, and History of Light. Depending on the link, there are appropriate activities for elementary all the way through high school. You will find explanations, lessons, and interactive labs to experiment with light concepts.
What you need to know about energy, explains America's current energy system in four topic areas: energy uses, energy sources, energy cost, and energy efficiency. Helpful energy quiz, a glossary and an entensive source library.
The Department of Energy site has easy-to-locate sections for educators and for students & kids. The teachers' section contains catalogs for ordering lesson plans by age level, freebies and grants, plus student activities. There are also sections on the science fair and fair projects. The kids' section has activities and links to other sites.
Pathfinder Science is a virtual community that practices mutual respect, embraces diversity, and inspires a passion for learning about the material world through science. It provides numerous links to lesson plans and internet sites with various science-related topics and activities for students to use. Pathfinder also offers a Teachers’ support area for the involvement of research projects.
The Biology Corner is a resource site for biology and other science teachers. It contains a variety of lessons, quizzes, labs, web quests, and information on science topics.