Enerdyne - Optics, toys, garden products, Petoskey stones from Michigan. American Science and Surplus - A retail outfit carrying everything from toys and novelties to motors, tools and science kits. Information Unlimited - Science projects for the electronics hobbyist, including Tesla coils and power supplies, high voltage engineering, neons, power supplies, and transformers. Science Line - Offers a large variety of science items. The Science Company - Sells a selection of weather instruments, microscopes, telescopes and laboratory supplies. Crystal River Gems - Large selection of jewelry, fossils, crystals, and object d'art. National Geographic Store - Features maps, videos, DVDs, books, magazines, globes, and telescopes. Discovery Scope - Scopes for magnifying small objects. Accessories and t-shirts for sale. Store for Knowledge - A variety of kits, models and toys related to several sciences. Unlimited Exotica - Rocks, minerals and fossils, cacti, succulents and carnivorous plants. Geographics - Purveyors of decadence in academia, T-shirts, bumper stickers, and other paleontology and science-themed materials. Web-shops.net - Offers a variety of scientific instruments, supplies, specimens, and kits. PV Scientific Instruments - Working models of apparatus used in great discoveries in electricity, magnetism and atomic physics. Yellowstone National Park Shop - Assorted items, including books and apparel. Been There Books - Offers Yellowstone National Park books, clothing, t-shirts, hoodies and stickers.