Scholastic
Study Jams! Photosynthesis
One friend explains to another that plants combine water and carbon dioxide with the energy of the sun to produce sugar and oxygen. She mentions the roles of the roots, chloroplasts, and stomata in an engaging video that reviews how...
CK-12 Foundation
Reflection Symmetry: Lesson
Symmetry is a natural thing. The video introduces the concept of reflection symmetry using a smiley face and a pentagon. Using pictures from nature, the installment of an extensive geometry playlist determines whether the object has...
Mathed Up!
Symmetry
Eleven problems provide pupils the opportunity to find the lines of symmetry or identify rotational symmetry. Scholars alter designs to make them symmetrical, learn to recognize signs that are symmetrical, and identify the type of...
Corbett Maths
Line Symmetry
A short video describes how to find line symmetry in figures. It works through several different examples, including a few with multiple lines of symmetry.
CK-12 Foundation
Ck 12: Elem Math: Overview of Ellipses Trapezoids Rhombi and Polygons
[Free Registration/Login may be required to access all resource tools.] The video draws and defines an ellipse, trapezoid, rhombus, and polygon.
CK-12 Foundation
Ck 12: Elem Math: Overview of Lines, Curves, Vertices, and Sides of 2 D Shapes
[Free Registration/Login may be required to access all resource tools.] The video gives examples and defines lines, curves, vertices, and sides of 2D shapes.
Khan Academy
Khan Academy: Classifying Shapes by Lines and Angles
Demonstrates how to find what 2D shape matches a set of properties. [3:37]
CK-12 Foundation
Ck 12: Elem Math: Overview of Lines Curves Vertices and Sides of 2 D Shapes
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on lines, curves and vertices of two dimensional shapes.
CK-12 Foundation
Ck 12: Elem Math: Overview of Rotational Symmetry
[Free Registration/Login may be required to access all resource tools.] Video explaining what rotational symmetry is and giving examples of shapes that have it. [1:14]
Math Mammoth
Math Mammoth: Parallelograms
This video explores the properties of parallelograms. Demonstrates how to measure their lines and angles and how to draw one, and presents drawing problems for students to try on their own. [10:09]
Khan Academy
Khan Academy: Identifying Symmetrical Figures
Looks at 2D polygons and demonstrates how to find and show a line of symmetry. [5:32]
CK-12 Foundation
Ck 12: Elem Math: Overview of Reflective Symmetry
[Free Registration/Login may be required to access all resource tools.] Students watch a video tutorial on line or reflective symmetry.
Khan Academy
Khan Academy: Identifying Symmetrical Figures
Lindsay identifies lines of symmetry on three shapes.
Khan Academy
Khan Academy: Intro to Reflective Symmetry
Introduction to the concept of an 'axis of symmetry'
Khan Academy
Khan Academy: Classifying Shapes by Lines and Angles
Lindsay classifies a shape based on hints about its sides and angles.
Khan Academy
Khan Academy: Classifying Shapes by Line and Angle Types
Explains how to classify 2D shapes based on the properties of their sides and angles. [2:15]
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 Using the Alphabet
This QuickTime movie uses the alphabet 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.
Loyola University Chicago
Math Flix: Symmetry Fun Game
This QuickTime movie uses a simple game 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.