Turn the Halloween season into an opportunity to do some math activities! In this module, you'll find a clever collection of arithmetic, algebra, and geometry activities.

1. Geometry activity: Watch a video about how spiders build webs and analyze the result geometrically. Students build polygon-based web designs in this hands-on activity.
2. Algebra activity: Going to the pumpkin patch? Use different sized pumpkins on this data-gathering activity, where students measure diameters and circumferences and graph the results. 
3. Arithmetic activity: Two addictive divisibility games based on whack-a-mole.

This interactive crossword puzzle tests knowledge of key terms on the topic of circles. Note: The download is a PDF version of this puzzle.

This set of tutorials provides 23 examples of solving for the area and circumferences of circles and sections of circles. NOTE: The download is a PPT file.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

This is a collection of definitions related to circles and related topics. This includes general definitions for parts of a circle, constructions involving circles, and other examples.

Note: The download is a PNG file.

Related Resources

To see the complete collection of Math Definitions on this topic, click on this Link.

Circular Area and Circumference: Example 11. Finding the arc length of a circle, given the values of the radius and central angle as variables.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 12. Finding the area of a sector, given the values of the radius and central angle as variables and numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 13. Finding the arc length of a circle, given the values of the radius and central angle as variables and numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 14. Finding the area of a sector, given the values of the radius and central angle as variables and numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 15. Finding the arc length of a circle, given the values of the radius and central angle as variables and numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 16. Finding the area of a circular region, given the values of the radii and central angle as numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 1. Finding the area of a circle, given the radius as a number.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 17. Finding the perimeter of a circular region, given the values of the radii and central angle as numbers.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 2. Finding the circumference of a circle, given the radius as a number.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 18. Finding the area of a circular region, given the values of the radii and central angle as variables.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 3. Finding the area of a circle, given the radius as a variable.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 19. Finding the perimeter of a circular region, given the values of the radii and central angle as variables.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu

Circular Area and Circumference: Example 4. Finding the circumference of a circle, given the radius as a variable.

Note: The download is a JPG file.

Related Resources

To see the complete collection of Math Examples on this topic, click on this link: https://bit.ly/3bLNAVu