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                      MACHINES 
                                  AND INVENTIONS
                     
                    
                   
                   
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                     Invention 
                                  at Play
                    
                     
                    
                     http://www.inventionatplay.org/index.html
                    
                     
                    
                     (Scout Report selection)
                    
                     
                     
                    Playtime isn't wasted time, as this Web site 
                                  shows. Visitors learn about the role toys and 
                                  play have had in invention, and can try their 
                                  hand at games that teach problem solving, visual 
                                  thinking, and other skills.
                   
                   
                    Developed by the Lemelson Center at the Smithsonian's 
                                  National Museum of American History in partnership 
                                  with the Science Museum of Minnesota. (
                    
                     This 
                                  site uses Flash
                    
                    .)
                     
                   
                   
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                     Kids 
                                  Design Network (KDN)
                      
                    
                    
                     http://www.dupagechildrensmuseum.org/kdn
                    
                     
                    
                     (MUSE Award)
                    
                     
                     
                    This is the place to find out about life as 
                                  an engineer. There's an engineering challenge 
                                  for each of several disciplines, in which kids 
                                  get to build a gadget, draw a design, compare 
                                  with other kids, and talk to a real engineer 
                                  about their invention. By the DuPage Children's 
                                  Museum. (
                    
                     This site uses 
                                  Flash
                    
                    .)
                   
                   
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                     Leonardo 
                                  Da Vinci
                    
                     
                    
                     http://www.museoscienza.org/english/leonardo/
                    
                     
                    
                     (Museums and the Web Award)
                    
                     
                     
                    Here's your chance to have a look inside Leonardo's 
                                  famous notebooks, and to see his inventions 
                                  as 3-D computer simulations.There's also a history 
                                  of the famous artist and inventor's life, and 
                                  loads of other Leonardo-related resources. In 
                                  English, French, and Italian. (
                    
                     This 
                                  site uses Quicktime VR
                    
                    .)
                   
                   
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                     Animated 
                                  Engines
                      
                    
                    
                     http://www.keveney.com/Engines.html
                    
                     
                    
                     (Scientific American Sci/Tech 
                                  Award)
                    
                     
                     
                    The easiest way to understand how an engine 
                                  works is to see it in action. This site provides 
                                  simple but elegant animations of just about 
                                  every engine imaginable. The brief accompanying 
                                  descriptions add just enough additional information 
                                  to make this a great teaching resource.
                   
                   
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                     Sightseer’s 
                                  Guide to Engineering
                    
                     
                    
                     http://www.engineeringsights.org/
                    
                     
                    
                     (New Scientist Weblinks selection)
                    
                     
                     
                    What better way to make engineering real than 
                                  to go look at real engineered stuff? Visitors 
                                  can use this online guide to plan sightseeing 
                                  tours to dams, bridges, and buildings that will 
                                  help kids understand the mark engineers leave 
                                  on our world.
                   
                   
                    Searchable by state, engineering discipline, 
                                  or type of site. (
                    
                     This site 
                                  uses Flash
                    
                    .)
                   
                   
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