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Summer Vacation!

Author:Dave Van Leeuwen
In honor of the end of school in New York, I decided some cartwheeling around an ellipse is OK. (The earth is not a sphere! It is an ellipsoid!)

New Resources

  • Tangent Plane to a Sphere
  • Perimeter of a Rectangle with Unknown Sides
  • Parallel Lines and Angles: Thinking Classroom Exploration
  • רישום חופשי
  • Parallel lines, Transversals and Segments

Discover Resources

  • "Angry Birds" Game 2
  • Quadratics - what changes, what stays the same?
  • Rotate Object (interval), Angle, Point - Forum Example
  • PythagoreanSpiral
  • Counting Pebbles
  • การคูณเศษส่วน

Discover Topics

  • Integers
  • Circle
  • Stochastic Process or Random Process
  • Standard Deviation
  • Geometric Mean
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