Instructional Video
Khan Academy

Khan Academy: Counting Faces and Edges of 3 D Shapes

2nd - 4th Standards
Sal identifies the faces and edges on various 3D shapes. [3:36]
Instructional Video
Khan Academy

Khan Academy: Recognizing Common 3 D Shapes

2nd - 3rd Standards
Sal identifies the following 3D shapes: square pyramid, rectangular prism, triangular prism, cylinder, and cone. [3:28]