National Science Foundation
Science of NFL Football: Geometric Shapes
Ever wonder why a football has such an unsual shape? Find out with this video from the Science of Football colelction that examines how the geometric properties of a football make it perfectly suited for being thrown accurately over...
Curated OER
What are Similar Figures?
Similar figures have the same shape, the same corresponding angles, but different lengths of their corresponding sides. The teacher explains just what all that means. She demonstrates how to compare the two shapes to prove they are similar.
Curated OER
Area of a Trapezoid
Find the area of a trapezoid. The instructor goes through a discussion of defining a trapezoid, the ways to identify the height and base, and then calculates the area of the trapezoid. This visual exploration should solidify this concept...
Corbett Maths
Names of 3D Shapes
Quick, name that shape! Scholars learn the names and common properties of three-dimensional solids. They watch a short video that shows an example of each shape and identifies the two-dimensional faces that make up its surfaces.
Loyola University Chicago
Math Flix: Polygons
This video [4:39] provides an opportunity to learn about the characteristics of polygons. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Sophia Learning
Sophia: Form and Shape: Lesson 2
This lesson will explore form and shape as elements of composition and of the analysis of works of art. It is 2 of 3 in the series titled "Form and Shape."
Loyola University Chicago
Math Flix: Symmetry Intro 1
This QuickTime movie provides an introduction to the basic geometric term, symmetry. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Expansion Learning
Expansion Learning: Shape Basics (Part Three)
Video provides students with an explanation of the basic shapes of hexagon, trapezoid, and parallelogram.
Expansion Learning
Expansion Learning: Shape Basics (Part Two)
Video provides students with an explanation of the basic shapes of diamond, oval, pentagon, and star.
Expansion Learning
Expansion Learning: Basic Shapes (Part One)
Video provides students with an explanation of the basic shapes of square, rectangle, triangle, and circle.