This video looks at some of the issues around constructing sundials. Included are step by step instructions for building a horizontal sundial and instructions for setting it up. This activity supports both science and math curriculums. A good project providing an opportunity to use protractors and rulers. The sundial example in this video is designed for use at latitudes close to 45 degrees north.
Evil Experiments for Scientific Thrill Seekers
Jimmy Humpfrey commented on Windows Security: Software Level 28 minutes ago
I would not recommend Comodo as your dedicated AV. It has some neat features, but is quite a system hog and I had a couple of issues with it, especially with online gaming conflicting with the "Def...more
Jay Merritt Wilcox posted a reply to the thread: FV neighbour wanted in the FarmVille World Forum 43 minutes ago
do u still need neighbour??? come be mine!!!
