Number Theory Teacher Resources
Find Number Theory lesson plans and worksheets
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The Language of Sets and Set Notation
9th - 12th CCSS: Adaptable
The basics of number theory and set notation are explained in a highly approachable way in a self-contained lesson and worksheet. Introducing the vocabulary and concepts from ground zero and building to more complex ideas of subsets and...
The Mathematical Secrets of Pascal’s Triangle
5 mins 7th - 12th CCSS: Adaptable
This modern animation and discussion of the ancient secrets of Pascal's triangle manages to be topical, engaging, and mathematically deep all at the same time. A great introduction to the power of number theory across multiple math...
From Probability to Combinatorics and Number Theory
7th - 10th CCSS: Adaptable
What middle schooler does not enjoy an occasional online game? In this activity play, you will find embedded links to an online probability game, and informative pages about how division is used in probability, the concept of tree...