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Mathematics for Teaching

This site is NOT about making mathematics easy because it isn't. It is about making it make sense because it does.

Videos

What is i equal to?

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Geometry lesson: Collapsible chair model

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How is a paradigm created?

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The Pi Song

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Newer posts

RSS K-12 Math Problems

  • Circle inscribed in a quadrant of another circle
  • How to Prove the Central Angle – Inscribed Angle Theorem
  • Four equal triangles problem
  • Squares, Triangles, and Van-Aubel’s Theorem
  • What is the point of tangency – no calculus, please

Top Posts

  • What is mathematical investigation?
  • How to derive the quadratic formula
  • Mistakes and Misconceptions in Mathematics
  • Generating Algebraic Expressions: Counting Hexagons
  • Explore, Firm Up, Deepen, Transfer

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