Internet Field Trip: Changes in Matter Internet Links Chem4Kids: Matter Discover the mysteries of matter. http://www.chem4kids.com/files/matter_intro.html New York University, MATHMOL: Hypermedia Textbook What is Matter? Find out about solids, liquids, and gases. http://www.nyu.edu/pages/mathmol/textbook/whatismatter.html Internet Field Trip: Forms of Energy Internet Links Energy Education from California Energy Commission Energy Quest: The Energy Story Discover how important energy is to our daily lives. http://www.energyquest.ca.gov/story/index.html U.S. Department of Energy Roofus' Solar and Efficient Neighborhood Learn about solar energy from an energy-smart dog. http://www.eren.doe.gov/roofus/ Department of Trade and Industry: Energy - Renewables Find out about renewable energy. http://www2.dti.gov.uk/energy/renewables Internet Field Trip: Simple Machines and How They Work Internet Links Museum of Science, Boston: The Inventor's Toolbox Learn about simple machines–from the wheel and axle to the ratchet. http://www.mos.org/sln/Leonardo/InventorsToolbox.html Franklin Institute Science Museum Find out about the inclined plane, wedge, and other simple machines. http://www.fi.edu/qa97/spotlight3/spotlight3.html Miami University, Ohio, Dragonfly: Tools See how some intelligent animals use tools. http://miavx1.muohio.edu/~dragonfly/tools/chimptools.htmlx