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Spiral or Not
Author:
John Golden
Christopher Danielson was exploring whether arrangements like these are or are not spirals with students. (Tweet:
https://twitter.com/Trianglemancsd/status/864511282279567360
) So I had to make an explorer. What do you think?
GeoGebra
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Stairs (Optical Illusion)
Parallel or Not? (V2)
Piano. Keyboard.
Limaçon / Cardioid as a Locus - A Classical Construction
"Compressed" Astroid as Envelope
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Sketching a basic straight line
Additive and Multiplicative Actions on Real Number Line
division of 9:8
Quadrilatère Particulier
March Randomness #5
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Fractal Geometry
Median Line
Trigonometric Functions
Bar Chart or Bar Graph
Diagrams