http://netvouz.com/url/528ae26e39d526461a345cd7006d9d45?feed=rss Info about a link http://www.pppst.com/science.html POWERPOINT EDUCATIONAL rmg3000 Fri, 13 Aug 2010 16:10:38 GMT http://www.pppst.com/science.html This huge section lists free presentations for Earth, Space, Weather, Human Body, Simple Machines, Natural Hazards, Biomes, Living Systems, Light, Sound, Energy & Motion, Weathering and Erosion, Environment, Ecology, Geology, Biology, Chemistry, Physics, Lab Work, Microscopes, Telescopes, Nanoscience, Forensics for Kids, Flight, and more. Teachers around the world have been so generous with their lessons and learning modules and games in powerpoint format! Take a look! pdboyer Thu, 12 Aug 2010 15:09:09 GMT