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Compound of 5 Tetrahemihexahedra

Compound of 5 Tetrahemihexahedra

icosidodecahedron

icosidodecahedron

Proof that the Gaussian Integral equals the square root of pi.

Proof that the Gaussian Integral equals the square root of pi.

Pi
Hey, I found this really awesome Etsy listing at https://www.etsy.com/listing/291676141/3d-printed-spirograph-drawing

Hey, I found this really awesome Etsy listing at https://www.etsy.com/listing/291676141/3d-printed-spirograph-drawing

Fran McConville's Harmonograph Page

Fran McConville's Harmonograph Page

Image of PrimoGraf Drawing Machine

Image of PrimoGraf Drawing Machine

Pintographs

Pintographs

1 | A Clever Modular Toy That Teaches Kids Kinetic Design | Co.Design | business + design

1 | A Clever Modular Toy That Teaches Kids Kinetic Design | Co.Design | business + design

Fran McConville's Harmonograph Page

Fran McConville's Harmonograph Page