Building an Instant Giant Tetrahedron
The Math Museum builds an Instant Giant Tetrahedron at a science street fair in Washington Square Park in Manhattan, NY.
mathematics
Penny Sierpinski Triangle
Here’s a project we did a long time ago in collaboration with Vi Hart, that somehow never made it into Math Mondays. The idea is simple: lay out pennies on a large horizontal surface, such as a floor, in the pattern of a Sierpinski triangle. How many? Well, the basic triangle with a one-penny size hole
Math Monday: DIY Tensegrity
A detailed, step-by-step illustration of how to make a tensegrity structure that you may not find in a lot of other places — a frustum of a pentagonal pyramid.
Building a Mathematical Hanging Sculpture in an Hour
Sculptor George W. Hart recently designed and constructed two five-fold symmetrical sculptures with his “Crystal Flowers in Halls of Mirrors: Mathematics Meets Art and Architectureโ class at Aalto University in Helsinki.
Math Monday: Sonobe Some More
For the Museum of Mathematics Last column, we saw some of the basics of modular origami with the Sonobe unit. Today’s post is mostly a gallery of a few of the limitless cool things you can do with this unit. But first, a note about chirality. A three-dimensional object is chiral if it cannot be […]
How to Remember Pi to 15 Digits
One way to remember the first few digits of pi is to count the letters in the words of this phrase…
Escher Cookies (with 3D-Printed Rollers)
Create awesome, sweet Escher cookies using 3D printed rollers with MC Escher art on them.
