Science Stuff  
   Educational science materials for students, teachers and parents. K-12 science books, educational toys, gifts, games, supplies and materials.
   http://www.sciencestuff.com/

Science Kits  
   Educational science kits and toys, chemistry sets, electronic kits, and robots.
   http://www.sciencekits.com/

Activity Based Supplies  
   Science education toys and activities.
   http://www.absupplies.com/

Science Is  
   A wide variety of science education materials for sale. Also has rental equipment.
   http://www.science-is.com/

Mousetrap Science Projects  
   Teacher and student resource on mousetrap powered cars, boats, and launchers.
   http://www.funtraps.com

Doc Fizzix  
   Offers a book about mousetrap powered vehicles, as well as kits, plans and parts. Also has information and construction hints on site.
   http://www.docfizzix.com/

Effective Education, Inc.  
   Offers biology, chemistry and physics kits for K-12 education. School-to-career tools also available.
   http://www.effectiveeducation.com/

Pillar Scientific Supplies  
   Markets projects and kits for science fair or class experiments.
   http://www.pillarscientific.com

Dinosaur Discovery  
   Life size educational dinosaur activity kits for grades K-6, includes puzzles, teaching aids, and curriculum.
   http://www.dinosaurdiscovery.com

Hubbard Scott Scientific Resources  
   Math and science teaching products, including maps, general science, math, earth science, and microslide products.
   http://www.shnta.com/

In Your Backyard  
   Educational CD which promotes the understanding and appreciation of our natural world. Includes a list of songs, bios, mission statement, and ordering information.
   http://www.inyourbackyard.net

Logiblocs  
   Electronic building blocks. Kits of colored plastic blocks, each with a circuit element embedded, with instructions.
   http://www.logiblocs.com/

Science Fair Projects for Kids  
   Science fair projects, experiments, and kits for elementary and middle school kids.
   http://www.sciencefairprojects4kids.com