Prepare to be amazed as you try to guess the drawing being created with various objects on different bases. From unexpected materials to clever designs, each scene challenges your imagination. Watch ...

Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

Triangles become pyramids. You're now a square based pyramid with 4 triangular faces and a square face for your bottom. You can get pyramids with different shaped bases. Triangles, pentagons ...

to build on students' knowledge of triangle and ... with properties of different classes of triangles to develop students' language related to different triangles to engage students in the process of ...