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Calendars
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3 Resources |
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Lakota Winter Counts
offers the world's largest database of Lakota "winter counts" -- pictures drawn on cloth or buffalo hide to remember each year's key events (1701 to 1905). Ten Lakota bands' winter... (National Museum of Natural History, supported by Smithsonian Institution) |
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Mixing in Math
offers 40 activities that can be used to "slip a little math" into kids' everyday routines. Activities include using clocks and calendars, figuring lengths and widths, gathering and... (TERC, supported by National Science Foundation) |
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Calendars Through the Ages
looks at the astronomical basis of calendars, the history of our (Gregorian) calendar, and when various countries moved from the Julian to the Gregorian calendar. Learn about Leap... (webexhibits.org, supported by National Institute of Standards and Technology) |
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