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Is it a raindrop?

Author:Dave Van Leeuwen
A very simple graph that almost no one ever sees in math class.

New Resources

  • bewijs stelling van Pythagoras
  • Rolling Circles and Polygons
  • Cartesian vs Polar
  • Model sferyczny - dwunastościan-dwudziestościan
  • רישום חופשי

Discover Resources

  • CCSS IP Math I Unit 1 Lesson 5
  • Indices Part 4 : Negative Integral Indices
  • Contour plot
  • LowerSumBug2
  • M3L2e3
  • M2 Kap2 AH 2.2

Discover Topics

  • Step Functions
  • Continuity
  • Optimization Problems
  • Differential Equation
  • Real Numbers
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