Search
Shop for it:
(added from 1 site)
Buy itspoonsisters.com
Description:
They're back! Hypotrochoid is the mathematical term for a line traced by a fixed point in a circle -- your pen -- which is rotated around the inside of a larger circle. These beautiful flowing curves have fascinated mathematicians...
See more »
Highlights:
Price: $8.75
Added by 1 people