CK-12 Foundation
Ck 12: Geometry: Cross Sections and Nets
[Free Registration/Login may be required to access all resource tools.] In this lesson students draw two-dimensional representations of solid figures. Students examine guided notes, review guided practice, watch instructional videos and...
University of Georgia
University of Georgia: Inter Math: Edge
This site gives a description of edge along with a visual representation. Be sure to use the links to related terms, everyday examples, challenging problems, more information, and the interactive check point located in the left-hand column.
Better Lesson
Better Lesson: Attributes of Shapes
Learners will identify the attributes of shapes and use those attributes to draw and describe shapes. This lesson contains a detailed plan, pictures of student work, and videos of the lesson in action.
Khan Academy
Khan Academy: What Are 3 D Shapes?
This Khan article explains how to write your own 3D graphics engine with some trigonometry!
Carnegie Mellon University
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
ClassFlow
Class Flow: Gnome Homes
[Free Registration/Login Required] Gnome needs a home and you need to fit together four identical cube rooms to come up with as many shapes possible. Go for it. The cost of home enters in too.
Math Is Fun
Math Is Fun: Making 3 D Solids
This tutorial features templates and instructions to make the following solids: tetrahedron, cube, octahedron, dodecahedron, and icosahedron.
Sophia Learning
Sophia: Calculating the Surface Area of Pyramids
Surface area of pyramids is explored in this video resource. The lesson includes three detailed examples using a square, hexagonal, and triangular pyramid.
ClassFlow
Class Flow: Three Dimensional Figures
[Free Registration/Login Required] This flipchart describes the characteristics of polyhedrons and asks students to classify figures according to the number of vertices, faces, and bases of the figures.
Math Open Reference
Math Open Reference: Face
Learn about faces with this helpful reference tool. Provides a detailed definition and example that enhances further explanation.
Curated OER
Altlas of European Values: Eyes of the World
Special-effects photograph of a human face overlaid with a map of the world..
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.
Curated OER
Carnegie Mellon: Facial Expression Analysis
Introduces facial expression and the steps to understanding what the expressions mean. Includes pictures and links.