MathLapse: Constructions by pin-and-string: conics | Construções de fio esticado: cónicas
5:16
The math of the shells | A Matemática das conchas
4:49
All the possible polygons!
13:15
What your teachers (probably) never told you about the parabola, hyperbola, and ellipse
7:40
Pentagram Construction.
12:52
Why slicing a cone gives an ellipse (beautiful proof)
1:00:01
Geometric Bright Neon Triangular Background video | Footage | Screensaver
8:39
Gisele Bündchen on modeling, divorce, and her true self
13:06