Venn Diagram to Classify Numbers I really needed this on my last Math test...

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Introduction to Number Theory Learn the fundamentals of number theory from former MATHCOUNTS, AHSME, and AIME perfect scorer Mathew Crawford. Topics covered in the book include primes & composites, multiples & divisors, prime factorization and its uses, base numbers, modular arithmetic, divisibility rules, linear congruences, how to develop number sense, and much more.

As simple and fun as a color-by-number, the students will use the key at the bottom of the page and identify musical symbols: Quarter note, half note, quarter rest, whole note, and eighth-notes.

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Wow what an amazing idea to teach the history of the atom to students with learning difficulties. Not only the atom but this method of teaching can be applied to any number of teaching topics. I've also incorporated this activity into my Atomic Theory Lesson, link in the article.

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The age of the universe and its vast number of stars suggests that extraterrestrial life should be common. If that’s the case, then where is everyone? In this infographic we explore some possibilities, ranging from the Zoo Hypothesis to the Technological Singularity

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This math unit on number theory has it all: Definitions Divisibility Rules Prime or Composite Factors Prime Factorization Greatest Common Factor (2 methods!) Least Common Multiple Practice and Enrichment Sheets

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Elements by Orbital (2003). This representation shows the Pauli exclusion principle, the aufbau principle and Hund's rule in action.

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ACT Math Number Theory Problem with Solutions: http://satprepget800.com/2016/08/15/act-math-number-theory-problem-solutions/

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A Little Number Theory Makes The Times Table A Thing Of Beauty

This Halloween spider web activity for kids has some good Graph Theory and Geometry stuff! You can talk about the number of holes (vertices), how many times you go across (edges). And if your child decides to double up, what consequences does that have for the connections! ~Bon

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