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Pins and string

Author:
Malin Christersson
To answer a Tumblr question: Curve drawn by using three pins and a string. The curve is piecewise defined by six elliptical arcs. Move the dots to see another shape!

New Resources

  • Minimalist Chair
  • Dilations Intro: What Do You Notice?
  • Slopes of Parallel and Perpendicular Lines - Discovery & Assessment: Quick Demo
  • SAS Similarity Theorem: Exploration
  • Exploring Dilations

Discover Resources

  • جمع وطرح زوايا
  • Vasarely Op-art2
  • Nonagon - 1260
  • Interesting Property of Orthocenter
  • Tangent lines to curves (implicit differentiation)

Discover Topics

  • Exponent
  • Curve Sketching
  • Linear Functions
  • Binomial Distribution
  • Square

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