Galileoscope
Monday, May 18, 2009
https://www.galileoscope.org/gs/
The Galileoscopeâ„¢ is a high-quality, low-cost telescope kit developed for the International Year of Astronomy 2009 by a team of leading astronomers, optical engineers, and science educators. No matter where you live, with this easy-to-assemble, 50-mm (2-inch) diameter, 25- to 50-power achromatic refractor, you can see the celestial wonders that Galileo Galilei first glimpsed 400 years ago and that still delight stargazers today. These include lunar craters and mountains, four moons circling Jupiter, the phases of Venus, Saturn’s rings, and countless stars invisible to the unaided eye. The Galileoscope costs just US$15 each plus shipping for 1 to 99 units, or US$12.50 each plus shipping for 100 or more.
Chemistry resources
Monday, May 18, 2009
Reactions in Chemistry
http://www.learner.org/workshops/chemistry/index.html
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The World of Chemistry
http://www.learner.org/resources/series61.html
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You Be the Chemist