Curated OER
Geoboard House
In this Geoboard House instructional activity, students copy a drawing of a house made on grid paper. Students may also create the shape using a geo board and rubber bands.
National Security Agency
Awesome Area - Geometry and Measurement
Break out those math manipulatives, it's time to teach about area! Capturing the engagement of young mathematicians, this three-lesson series supports children with learning how to measure the area of squares, rectangles, and other...