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Poorly Drawn Quadrilaterals
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Angle Estimation Warmup
Andrew Knauft
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Number Pyramids
Jennifer Silverman
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John Golden
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Guess My Rule (2013)
John Golden
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GeoGebra Pentominoes
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right triangle paradox
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SSA triangle: The Ambiguous Case
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Least Squares
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AQR Section 17: Mean but Sensitive
Steve Phelps
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AQR Section 17: Where's the Mean?
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Secant Slope Calculator
Jake Binnema
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Exponential or Logistic Function that…
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Growth of Facebook.com
Roy Wright
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Lower and Upper Sum of a Function
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Analog Clock
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05.1 Measures of Central Tendency
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Hilbert curve
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'Tangram' Puzzle 'Cat'
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Moss Egg by Robert Dixon
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Inclined Plane with Two Masses and a …
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The Relationship Between Human Height…
Roy Wright
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Factorization - Visual illustration o…
Ethan Hall
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Kaleidoscope
Michael Borcherds
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Rotating a Triangle Around a Coordina…
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Triangle Paradox (Missing square puzzle)
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