Curated OER
Right Angles
This episode of Kung Fu Math reviews what a right angle is and where it can be found in everyday life. The right angle is compared to particularly strong moves found in martial arts. This is a very interesting clip which clearly...
Curated OER
What is a Square?
Add a global perspective to your next math lesson. This learners-created presentation shares things everyone needs to know when they are trying to determine if something is a square. She defines what a square is, provides real life...
CK-12 Foundation
Ck 12: Elem Math: Overview of Area
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on area.
CK-12 Foundation
Ck 12: Elem Math: Overview of Basic 3 D Figures
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on the properties of three dimensional figures.
CK-12 Foundation
Ck 12: Elem Math: Overview of Rectangles Squares Circles and Triangles
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on various two dimensional shapes including rectangles, squares, circles and triangles.
Loyola University Chicago
Math Flix: Concept Development Rectangles
This QuickTime movie provides an opportunity to learn about the characteristics of a rectangle. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Topology Mobius Strip
This QuickTime movie offers a great look at the Mobius strip and its characteristics. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Loyola University Chicago
Math Flix: Symmetry Using the Polygon
This QuickTime movie uses polygons to illustrate 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.
Loyola University Chicago
Math Flix: Symmetry Intro 2
This QuickTime movie further develops the introduction to this basic geometric term, symmetry, by creating several several objects with lines of symmetry. As you watch and listen to the teacher and student interact it helps clarify the...
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.
Khan Academy
Khan Academy: Equal Parts of Circles and Rectangles
Looks at circles and rectangles that are divided into sections and discusses how to tell if they are in equal parts of halves or fourths. [3:04]
Khan Academy
Khan Academy: Equal Parts of Circles and Rectangles
Sal determines if shapes are divided into 2 or 4 equal sections.
Khan Academy
Khan Academy: Decomposing Shapes to Find Area: Subtract
Demonstrates how to find the area of a rectangular shape enclosed by another rectangle and with a third one inside it. [3:12]
Khan Academy
Khan Academy: Decomposing Shapes to Find Area: Add
Demonstrates how to break an irregular shape into three rectangles, find the individual areas, and then add them together. [3:36]
Khan Academy
Khan Academy: Recognizing Shapes
Discusses how to identify basic 2D shapes by their properties. [6:08]
Khan Academy
Khan Academy: Cousin Fal's Shape Collection
Looks at a collection of 2D shapes and discusses how to identify them based on their properties. [4:19]
Khan Academy
Khan Academy: Intro to Unit and Area Squares
Sal finds area of a rectangle with different sized units. [3:43]
Khan Academy
Khan Academy: Counting Faces and Edges of 3 D Shapes
Sal identifies the faces and edges on various 3D shapes. [3:36]
Khan Academy
Khan Academy: Recognizing Common 3 D Shapes
Sal identifies the following 3D shapes: square pyramid, rectangular prism, triangular prism, cylinder, and cone. [3:28]
Khan Academy
Khan Academy: Halves and Fourths
Demonstrates what equal parts look like when dividing shapes into halves and quarters. [2:25]
Khan Academy
Khan Academy: Decomposing Shapes to Find Area: Grids
Demonstrates how to break an irregular shape into its parts, find the individual areas, and then add them together. [2:51]
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