Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying the Angle Given the Measure

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to match a given angle measure with one in a drawing. Includes video demonstrating a sample problem [2:14] and a set of...
Handout
Math Planet

Math Planet: Geometry: Measure and Classify an Angle

For Students 4th - 5th Standards
Explains the terms and symbols used to discuss line angles, what an angle is, and the types of angles. Includes short video lesson demonstrating how to use a protractor to measure an angle. [0:57]
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.
Unit Plan
Khan Academy

Khan Academy: Angles in Circles

For Students 3rd - 5th Standards
Practice measuring angles using a circle protractor, solve problems about angles as part of a circle. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: What's My Angle?

For Students 3rd - 8th Standards
Do people with big hands have larger angles between their fingers? See if you can find the answer this question when you try this math challenge on estimating and measuring angles. Discover how understanding angles and geometric shapes...
Activity
Math.com

Math.com: Building Blocks: Classifying Angles

For Students 3rd - 8th Standards
This geometry resource investigates types of angles. Definitions, detailed examples, and practice problems are included.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Eiffel Tower: Roman Numerals and Angles

For Students 5th - 6th
Students will play learning games to explore expanded notation and angles such as identifying, measuring, and estimating. They will also convert Roman numerals into numbers.
Activity
Annenberg Foundation

Annenberg Learner: Geometry: Circles: Inscribed Angles

For Students 4th - 8th Standards
Study inscribed angles in semicircles and quarter-circles. What conjectures can you make about the measure of an inscribed angle in semi- or quarter-circles?
Website
Primary Resources

Primary Resources: Angles

For Teachers 3rd - 5th
A great place to find teacher resources on angles. Includes worksheets PowerPoint presentations and smartboard files.
Activity
AAA Math

Aaa Math: Types of Triangles Based on Angles

For Students 3rd - 5th Standards
Students can practice classifying triangles based on angle measurements through a series of self-check exercises and timed learning games.
Interactive
University of Cambridge

University of Cambridge: Nrich: Game Do You Measure Up?

For Students 3rd - 5th Standards
This interactive game gives you a variety of measuring tools and measuring opportunity. For this game of chance you choose the correct tool for the job that needs to be measured. Everything you need for this game is listed and/or...
Activity
BBC

Bbc: Bitesize: Ks2: Maths: Shape, Space, and Measurement

For Students 3rd - 5th
Interactive lessons featuring 2-D and 3-D shapes, angles, time, and symmetry. For each section, play a learning game, read a lesson that includes comprehensive vocabulary, and take a quiz to find out what you've learned.
Activity
Homeschool Math

Homeschool Math: Triangles

For Students 3rd - 8th Standards
This lesson plan provides students with an opportunity to practice drawing and measuring triangles and angles. It also shows pictures and gives definitions of each type of angle and triangle.
Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Math Challenges for Families

For Students 2nd - 8th
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Unit Plan
Khan Academy

Khan Academy: Decompose Angles

For Students 3rd - 5th Standards
Find an angle's measure when given the measures of its parts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
University of Cambridge

University of Cambridge: Nrich: Games Estimating Angles

For Students 3rd - 8th Standards
Use this game to improve your ability to create an angle with a specific number of degrees. You can set the angles to the size you want on this game. Just follow the instructions below it!
Activity
University of Cambridge

University of Cambridge: Nrich: Angle A

For Students 3rd - 8th Standards
Sharpen your logic and angle recognition skills by working on this interactive challenge. Solution available.
Unknown Type
Khan Academy

Khan Academy: Draw Angles

For Students 4th - 5th Standards
Practice constructing angles given the degree measure.
Unit Plan
Khan Academy

Khan Academy: Draw Angles

For Students 3rd - 5th Standards
Use a protractor to construct angles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Website
PBS

Pbs Learning Media: What's a 360?

For Students 3rd - 8th Standards
In this Cyberchase video segment, Harry tries to snowboard and learns how to measure and identify many common angles.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Dojo: Area, Measurement, and Angle

For Students 4th - 6th Standards
Students will play learning games to explore area, measurement, and angles.
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.
Unit Plan
Scholastic

Scholastic: Study Jams! Math: Measurement: Tools of Measurement

For Students 2nd - 7th Standards
A slideshow, a karaoke song to sing along to, and a short multiple-choice quiz on the topic of measurement and the tools that can be used to measure things, depending on the purpose, e.g., temperature, length, mass, angle, time, etc.
Interactive
Doina Popovici

Math Play: Classifying Angles Jeopardy Game

For Students 4th - 6th Standards
An online Jeopardy game where students describe the type of angles, measurement of angles, and identify whether angles are complementary, supplementary or congruent.