National Aeronautic and Space Administration (NASA)
The NASA site supplies a search engine that allows teachers and students to search for, and retrieve some fantastic still photos from their database. They are working to link more photos for on line retrieval and the site should remain fresh. All students might find interesting photos to enhance their projects on this site. The best part is that they are royalty free.
U.S. Fish and Wildlife Service
The U.S. Fish and Wildlife Service's provides an online digital media library. The pictures contained on the site are public domain still photos. The photos would be particularly helpful for students creating projects in science and math. The service has made a commitment to add more media in the future so the site should stay fresh.
Adobe Photoshop is a tool used to edit digital images. The product provides tools for repairing photo. Users will use PhotoShop to create interesting effects such as shading and cropping.
The following site offers tips and a search engine where users can query the Adobe technical support database.
Adobe offers technical curriculum for use on teacher and student images.