Classroom Internet Library Physics Simple Machines Gears, pulleys, levers, and planes. Check out these online activities designed to introduce students to simple and compound machines. Intended Audience: Students Reading Level: Elementary/Middle School Teacher Section: Yes Searchable: No Nobel Museum Read biographies of and interviews with Nobel Prize Laureates in physics, chemistry, medicine, literature, and peace. You can also try your hand at a selection of games like Find the Author, Lord of the Flies, Control of the Cell Cycle, and Pavlov's Dogs. The site also includes readings on DNA, semiconductors, and matter. Intended Audience: General Reading Level: Middle/High School Teacher Section: No Searchable: Yes Ology Learn all about marine biology, genetics, biodiversity, paleontology, astronomy, and Einstein at this site from the American Museum of Natural History. You'll find loads of information, games, and activities. Intended Audience: Students Reading Level: Elementary Teacher Section: Yes Searchable: No Molecular Expressions What does chalk look like under the microscope? How about DNA? This site has thousands of color photographs taken through an optical microscope from burgers and fries and ice cream to integrated circuits and ceramic superconductors. After visiting the photogallery, check out the interactive Java-powered virtual microscopes that let you explore specimen focus, illumination intensity, magnification, and translation. Intended Audience: General Reading Level: High School Teacher Section: No Searchable: No Sport Science Why do baseballs curve? What's the science behind an ollie? What is the difference between hard ice and soft ice in hockey? Find out at this site that explores the science behind sports like baseball, hockey, surfing, skateboarding, and cycling. You'll find articles, games, interviews and more at this site from the Exploratorium. Intended Audience: Students Reading Level: Middle/High School Teacher Section: No Searchable: No Physics.org Physics is all around! Visit the interactive Physics of Everyday Life section of this site and learn about physics in the home, office, factory, and school. You can also learn about famous physicists; explore the history of physics; play games at the Physics Club; or get help with your homework. Intended Audience: General/Students Reading Level: Middle School Teacher Section: No Searchable: No Infrared Processing and Analysis Center Find out how NASA scientists use infrared radiation to learn about the Universe. Visit the Outreach section for tutorials, activities, and games. Be sure to visit the Infrared Zoo to see what different animals look like using infrared imaging and stop by the Infrared Image Gallery and look at object like popsicles, toasters, and burritos! Intended Audience: General Reading Level: Middle/High School Teacher Section: No Searchable: No Insultingly Bad Movie Physics The next time you go to the movies see if you can spot any of the examples of bad physics commonly found in flicks! From visible laser beams to exploding cars, this site explains how movies scenes should look if the laws of physics were followed. You can also read movie reviews and see what grade they receive from the Movie Physics Rating System. Intended Audience: General Reading Level: High School Teacher Section: Yes Searchable: No Einstein Explore the life, times, and theories of Einstein at this virtual exhibit from the American Museum of Natural History. Intended Audience: General Reading Level: Middle School Teacher Section: Yes Searchable: No Einstein Archives Browse some of Albert Einstein's scientific and non-scientific writings, including his travel diaries at this digital archive from the California Institute of Technology. Intended Audience: General Reading Level: High School Teacher Section: No Searchable: No