
Skewer hyperboloid
By George Hart for the Museum of Mathematics
Thirty two shish kabob skewers and 176 small rubber bands are all it takes to make a beautiful hyperbolid of revolution. This is an example of what is called a "ruled surface," meaning even though it is curved, it is made of straight lines.

Below is the same object seen from the top. Make one of your own following the instructions here, but be careful not to skewer yourself!

More:
- Math Monday: Morton Bradley sculpture
- Math Monday: Tetraxis puzzle
- Math Monday: Giant burr puzzles
- Math Monday: Fractal polyhedra clusters
- Math Monday: Giant SOMA puzzle
- Math Monday: Tie your bagel in a knot!
- Math Monday: Playing card constructions
- Introducing "Math Monday"
read full article
Twitter
Myspace
Digg
Del.icio.us
Yahoo
Technorati
Googlize this
Facebook

