Curated OER
Sir Cumference and the Dragon Pi
Geometry adventurers study circumference of a circle as they listen to Sir Circumference and the Dragon Pi, by Cindy Neuschwander. In groups, they use string to measure the diameter and circumference of circular objects and...
Curated OER
Pi
Sixth graders read the book "Sir Cumference and Knights of the Round Table" to introduce them to the concept of Pi. As a class, they discover where Pi originated and define the terms circumference, radius and diameter. To end the...
Curated OER
Mr. Bo Jangle, What's Your Angle?
Third graders explore angles. In this geometry lesson, 3rd graders identify and define acute, obtuse, and right angles. Students form angles with their bodies, find angles in picture books, and record angles found outside in their math...
Curated OER
Geometric Relatioships
Students explore measurements and geometric formulas. In this geometry lesson plan, students investigate pi as it relates to geometry. They collect data and use a chart to organize the data.
Curated OER
Angle Land and Angle Aerobics
Sixth graders investigate different types of angles. In this geometry activity, 6th graders use a protractor to identify acute, obtuse, and straight angles.