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## Activity Handouts

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Howard, Marilyn. (2022). Count Me In. In T. Busk (Ed.), Math Circle Activity Database. American Institute of Mathematics. https://mathcircles.org/activity/count-me-in

Contributor(s): Marilyn Howard

Math Circles: MTC Network

- Activity Description
- Topics Covered
- Session Styles
- Mathematical Practices

Counting problems can involve the counting of combinations, permutations, factorials, pathways using Pascal’s Triangle, partitions and complements, and many more. In this lesson many different types of counting problems (some easy and some harder) were given to groups of teachers to solve in whatever way they preferred.