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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Riksjas, Toek Toek: Angles

For Students 4th - 5th Standards
Students will play interactive games to identify types of angles and measure the angles.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Russian Toy Store: Angles Ii

For Students 5th - 6th
Students will play learning games to explore triangles, angles, and angle measurement.
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Unit Plan
E-learning for Kids

E Learning for Kids: Math: Pizza (Italian) Restaurant: Angles I

For Students 5th - 6th
In this interactive website, students practice various math skills such as identifying different types of angles, use the degree symbol, estimate and measure angles, and construct angles.
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Website
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Using a Protractor

For Students 9th - 10th Standards
Q and A Math Forum site that answers the question of "How do I measure angles using a protractor?"
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Activity
Fundación Cientec

Cientec: Herramienta Triangular Para Medir Ingulos:transportador

For Students 9th - 10th Standards
How to measure angles by using a piece of a square paper. Step by step instructions are provided.
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Whiteboard
ClassFlow

Class Flow: Right Angles

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart is designed to introduce the student to the concept of the right angle and to give the student practice in identifying right angles as well as measuring angles with a protractor.
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Interactive
Math Playground

Math Playground: Measuring Angles

For Students 4th - 6th Standards
Practice measuring angles by manipulating a protractor.
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Whiteboard
ClassFlow

Class Flow: All About Angles

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart gives an introduction to angles, reading a protractor, naming and classifying angles. It also includes opportunities to practice these skills. The lesson is aligned with the 5th grade...
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Whiteboard
ClassFlow

Class Flow: Angles in Geometry

For Teachers 6th - 8th Standards
[Free Registration/Login Required] This flipchart is a look at angles in geometry. Drawing, labeling, measuring, special angles: (right, straight, acute, obtuse) and congruence.
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Whiteboard
ClassFlow

Class Flow: Area Flash Cards

For Teachers 6th - 8th
[Free Registration/Login Required] This flipchart identifies student's prior knowledge of different shapes and their area by using flash cards. This lesson was intended for grade level 6-8 or lower. A quick warm-up as you launch into...
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Whiteboard
ClassFlow

Class Flow: Bearings

For Teachers 9th - 10th
[Free Registration/Login Required] In this lesson the students select appropriate tools (e.g. compasses and protractors) to measure angles and analyze bearings (N, E, S, and W).
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Whiteboard
ClassFlow

Class Flow: Complementary Angles

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Using a variety of Activstudio tools, students investigate complementary and supplementary angles.
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Activity
Math Is Fun

Math Is Fun: Using a Protractor

For Students 9th - 10th
Students learn how to construct and measure angles using a protractor and ruler. The resource consists of a video demonstration and exploration activity.
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Whiteboard
ClassFlow

Class Flow: Angles Protractor

For Teachers 3rd - 8th Standards
[Free Registration/Login Required] This flipchart uses the interactive protractor to measure various angles.
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Handout
Science Struck

Science Struck: Devices Used to Measure Angles

For Students 9th - 10th Standards
Looks at the many devices used to measure angles in academic settings and in real-world settings.
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Activity
Disfruta Las Matematicas

Disfruta Las Matematicas: Geometria

For Students 4th - 6th Standards
This unit could be used as supplementary material for Geometry. It has good examples with illustrations and some interactive activities.
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Handout
Homeschool Math

Homeschool Math: Parallel and Perpendicular Lines

For Students 6th - 8th
This lesson explains what are parallel and perpendicular lines and includes varied exercises and a video that shows how to draw a perpendicular line and a rectangle using a protractor or a triangular ruler.
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Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: Geometry Distance of Triangles Using a Protractor

For Teachers 5th - 9th Standards
Basic exercises are presented to help students understand the concept of the area of triangles and the angles of a triangle.
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Graphic
Curated OER

Merriam Webster: Visual Dictionary Online: Protractor

For Students Pre-K - 1st
Digital image of a protractor.