Curated OER
Two-Dimensional and Three-Dimensional Shapes
First graders explore 2-dimensional and 3-dimensional shapes. In this geometry instructional activity, 1st graders examine the attributes of 2 -dimensional and 3-dimensional shapes. They also create the shapes as they build models. This...
Curated OER
Rectangles and Squares
Students identify two dimensional shapes in the school environment. In this basic shapes lesson, students watch a video about rectangles and squares. Students find examples shapes in their classroom and draw them. Students present their...