Better Lesson
Better Lesson: Tree Mapping in 2 D
Identifying 2D shapes in common objects and sorting according to shapes connects the real world to learning shape names and attributes.
University of Regina (Canada)
University of Regina: Math Central: Lesson: Mr. Z's 5 Minute Game of Geometric Pandemonium
Students make a series of geometric drawings of points, obtuse angles, rays, polygons, and the like. Each child is given one but not allowed to show anyone else. The drawing is then taped to the back of the child in front of them. The...