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| | Mathematics, Federal Resources for Educational Excellence (FREE) |
 | | Topics include real-time weather and climate data, air pollution, remote sensing data, the Gulf Stream, water use and testing around the world, boiling water, plants and animals in your schoolyard, measuring the circumference of earth, population growth, and tracking a real airplane in flight to see how vectors and trigonometry are used for navigation. |
 | | CESAME Support Site for Investigations is a comprehensive K-5 mathematics curriculum project which supports teachers who are implementing investigations in number, data and space in their classrooms. |
 | | Excellence in Science, Technology, Engineering, and Mathematics Education (ESTEME) Week invites students to visit a gallery of award-winning sites to learn about various topics: numbers in everyday life, cell biology and evolution, earth and the environment, what's in toothpaste, how molecules affect us, and the science behind the headlines. |
| wdcrobcolp01.ed.gov /cfapps/free/displaysubject.cfm?sid=6 (992 words) |
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