CLUBE SPM
O mais procurado número primo
A formiga de Langton
A Conjetura de Poincaré
The Square-Sum Problem
Base 12
Topology of a Twisted Torus
Get off the Earth
14-15 Puzzle é impossível?
Lewis Carroll's Pillow Problem
Infinite Staircase
The Strange Orbit of Earth's Second Moon (plus The Planets)
A Strange Map Projection (Euler Spiral)
A Video about the Number 10
The Forgotten Flexagon
The Trapped Knight
Cuneiform Numbers
Mesolabe Compass and Square Roots
How many chess games are possible?
Perfect Number Proof
Objetos & Vídeos - Ano letivo 2020/2021