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Go to pages 14-17 to read about angles!

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Here is a picture that can help you know what type of angle you’re looking at.

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Listen to this song! Feel free to sing along.

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Angles Song | Acute, Obtuse, & Right Angles | 3rd & 4th Grade

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Test yourself! See if you can identify the angle!

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Practice classifying angles as acute, right, obtuse, or straight by playing this interactive game.

You can play this fun tic-tac-toe game against the computer. For each correct answer, you will get an X on the board, and for each incorrect answer the computer will mark a 0. This game is a lot of fun and can be played on computers, iPads, and other tablets. You do not need to install an app to play this game on the iPad. Have fun classifying angles!

The game is based on the following Common Core Math Standard:

CCSS 5.G.B.4

Classify two-dimensional figures in a hierarchy based on properties.

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Practice classifying angles as acute, right, obtuse, or straight by playing this interactive game. You can play this fun tic-tac-toe game against the computer. For each correct answer, you will get an X on the board, and for each incorrect answer the computer will mark a 0.