Curated OER
The Chicken Run
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...
Curated OER
Geometric Shapes at the OK Corral
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.
Curated OER
Geometric Shapes at the OK Corral
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.
Better Lesson
Better Lesson: Mars Habitat
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...