Science Line
Offers a large variety of science items.
http://www.scienceline.net

Exploratorium Museum Store
Science toys and games, puzzles, gifts, books, classroom resources, charts and posters, videos, and software.
http://www.exploratoriumstore.com/

American Science and Surplus
A retail outfit carrying everything from toys and novelties to motors, tools and science kits.
http://www.sciplus.com/

Edmund Scientific
Offers a wide range of products for science enthusiasts.
http://www.edsci.com/

National Wildlife Federation
The online shopping site for the NWF featuring nature-themed products.
http://catalog.nwf.org

The Science Company
Sells a selection of weather instruments, microscopes, telescopes, GPS and related accessories.
http://www.sciencecompany.com

Polarization
Everything polarized, from variable sunglasses to science kits.
http://www.polarization.com/shop/catalog/index.html

Technika Gadgets and Gifts
Source for scientific equipment, gadgets and gifts.
http://www.technika.com/navpage/cat_gdgt.htm

Crystal River Gems
Large selection of jewelry, fossils, crystals, and object d'art.
http://crystalrivergems.com/

Science Fair Projects Online
Purchase and download science fair projects with step by step blueprints.
http://www.terimore.com/

Quality Items of Montana
Specializing in Oregon Scientific brand fitness and weather products.
http://www.qualityitemsofmontana.com/

National Geographic Store
Features maps, videos, DVDs, books, magazines, globes, and telescopes.
http://shop.nationalgeographic.com/

Discovery Scope
Scopes for magnifying small objects. Accessories and t-shirts for sale.
http://www.discoveryscope.net/

Enerdyne
Optics, toys, garden products, Petoskey stones from Michigan.
http://www.enerdynet.com/

The Nature Store
Books, videos and gifts with an emphasis on birds and butterflies.
http://thenaturestore.com

Gem Trees by Patrick
Replicas of bonsai trees made with semi-precious stones.
http://www.gemtrees.com/

Store for Knowledge
A variety of kits, models and toys related to several sciences.
http://storeforknowledge.com/

Microscope Pen
Offers a 100x pocket microscope.
http://www.microscopepen.com/

Unlimited Exotica
Rocks, minerals and fossils, cacti, succulents and carnivorous plants.
http://unlimitedexotica.com

Efston Science
Science and astronomy superstore, with a wide variety of equipment and supplies for sale.
http://www.escience.ca/

Geographics
Purveyors of decadence in academia, T-shirts, bumper stickers, and other paleontology and science-themed materials.
http://localgeographic.com/

Electro-Chem-Technic
Makes and sells a novel small fuel cell, and offers hydrogen sources, accessories and materials for self-assembling. Based in the UK.
http://www.ectechnic.co.uk/

Science Shirts
T-shirts and other apparel with a variety of science themes. Also offers mugs, mouse pads, and other accessories.
http://www.rutnet.co.uk/customers/scienceshirts/

Yellowstone National Park Shop
Assorted items, including books and apparel.
http://www.travelyellowstone.com/shop/

Web-shops.net
Offers a variety of scientific instruments, supplies, specimens, and kits.
http://www.web-shops.net/