Energy quest overall ratings A brilliant and fun site. Start with 'The Energy Story' to learn all about different forms of energy. Then go on to the games, stories, contests, colouring pages, ask-an-expert... Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Sport science overall ratings Find out about the forces behind baseball, cycling, skateboarding, hockey and more. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Simple machines overall ratings Here you can get some quick information on the simple machines that make up the parts of much bigger machines: the inclined plane, wedge, pulley and lever. Easy to use? Friendly language Lots of info? Good pics? Any goodies? No Amusement park physics overall ratings Discover the forces behind rollercoasters, carousels and bumper cars. Then design your own rollercoaster or try to predict what will happen with the bumper cars. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes kapili.com (general science site) overall ratings The site has loads of information. Look under 'Physics' for the articles on forces and energy. Easy to use? Friendly language Lots of info? Good pics? Any goodies? No BBC's science in action overall ratings Design the perfect chair, investigate the forces behind a tank, and take a trip into Stella's Action Lab. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Roofus's solar home overall ratings Roofus will show you around his super energy-efficient house, garage, garden, and even his roof. He'll also show you how to build your own sundial or pizza-box oven. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Clockworks: from sundials to the atomic second overall ratings Everything you ever wanted to know about clocks, from sundials and water clocks, to quartz watches and atomic clocks. This site has great illustrations - look out for the vibrating quartz crystal. Easy to use? Friendly language Lots of info? Good pics? Any goodies? No The Atoms family: the mummy's tomb overall ratings Find a way to better insulate the mummy's tomb, recommend a cooling system to the pharaoh, and design a rollercoaster (the ancient Egyptians clearly knew how to enjoy themselves). Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Fermilabyrinth (physics games) overall ratings If you're tired of easy games and have a desire to master particle physics, try these challenging games at the Fermi National Accelerator Laboratory. You won't get bored, that's for sure. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Little shop of physics overall ratings Explore the physics of everyday objects: great experiments to do online or at home. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Slinky physics overall ratings Try these great Slinky experiments while listening to the original version of the Slinky theme song. With just a Slinky, and your arm for power, you can simulate water waves, earthquakes and swaying bridges. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Energy Ant overall ratings Energy Ant will tell you all about energy resources like oil, gas, trees, and even water and the Sun. You can also take virtual field trips to a coal mine, oil refinery and a nuclear power plant. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes How things fly overall ratings This online exhibit from the National Air and Space Museum in Washington, DC, explains the science behind almost every flying object you can think of, including kites, rockets, planes and birds. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Aeronautics for kids overall ratings Learn about how things fly - from planes to baseballs - and find out about the first flying machines. This site says it's an online 'textbook', but don't let that put you off. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Reeko's mad scientist lab overall ratings Build your own hovercraft, an erupting volcano… This site has loads of great experiments to do at home as well as online games and puzzles. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes How stuff works: physics overall ratings This site looks complicated at first because it is so full of information. It's a great site that explains how just about anything you can think of works. Look through the table of contents or use the search engine to find specific articles. Easy to use? Friendly language Lots of info? Good pics? Any goodies? No The Atoms family: the Wolfman's ghostly graveyard overall ratings Help the Wolfman work out how much pollution you create while using different kinds of fuel. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Discover engineering online overall ratings If you've ever thought about being an engineer, but actually have no idea what it's all about, this is the place to go. All about jets, rollercoasters, CDs, and much more. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes What is engineering? overall ratings Another engineering site. This one lets you explore wind power, water power and soap power, watch a bridge collapse, and then try to build your own bridge. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Heat snacks from the San Francisco Exploratorium overall ratings Fun do-it-yourself experiments and demonstrations about heat. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Mechanics snacks from the San Francisco Exploratorium overall ratings Fun do-it-yourself experiments and demonstrations about how things move. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Brain Pop overall ratings An excellent and highly entertaining site with comic strips, movies and activities. Look under Science and Technology for movies and activities about forces and energy. But be careful: if you want to watch more than five movies in one day, they'll make you pay! Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Einstein revealed overall ratings From a NOVA TV program about Albert Einstein, everything you ever wanted to know about the man and his work. The site also includes a time-traveller game. Some of the information is difficult to understand - but then, Einstein was a genius. Easy to use? Friendly language Lots of info? Good pics? Any goodies? Yes Einstein: image and impact overall ratings This is another great site about Albert Einstein. Easy to use? Friendly language Lots of info? Good pics? Any goodies? No