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Curated OER

Find Out Things About a Square

For Students 9th - 10th
Webmath will calculate the side length, diagonal length, perimeter, area, or volume, given the side, perimeter, diagonal, or area. This site also displays formulas for a square.
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Curated OER

Educational Technology Clearinghouse: Maps Etc: Drawing Asia, 1872

For Students 9th - 10th
A chart from 1872 illustrating instructions for drawing Asia. "General instructions for drawing the continents. Make a scale by marking on a slip of paper or pasteboard the measures 1,2,3, etc., as on the sides of this map. Every measure...
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Curated OER

Etc: Maps Etc: General Early's Maryland Campaign, 1864

For Students 9th - 10th
A map of the area of the northern Valley Campaign (1864) under Confederate General Jubal Anderson Early from Harper's Ferry to Washington. The map shows the general locations of the Battle of Monocacy Junction (July 9), Battle of Fort...

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