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Lesson Plan
Curated OER

The Chicken Run

For Teachers 4th
Fourth graders work in a group of 4 to make rectangle with a 12m length of string. They discuss its perimeter and how they would calculate its area. Then another group of 4 make another rectangle and estimate if the area would be greater...
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Lesson Plan
Curated OER

Geometric Shapes at the OK Corral

For Teachers K
Students explore geometric shapes. For this math lesson, students identify geometric and non-geometric shapes using the computer. Students research geometric shapes in art and architecture.
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Lesson Plan
Curated OER

Geometric Shapes at the OK Corral

For Teachers K
Students explore regular geometric shapes. In this shapes lesson, students investigate geometric shapes in the world around them. Students differentiate between regular and irregular shapes.
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Lesson Plan
Better Lesson

Better Lesson: Mars Habitat

For Teachers 9th - 10th Standards
In this lesson, students are asked to examine a model for a space station on Mars that will house six researchers studying the possibility of establishing a colony. Given the dimensions of the station and the minimum amount of space...

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