The Guardian – Alex Bellos
“Today, three puzzles from Mathigon, a remarkable maths website (about which more later). An easy one to start. Count the number of triangles in the image below.” (more)
The Guardian – Alex Bellos
“Today, three puzzles from Mathigon, a remarkable maths website (about which more later). An easy one to start. Count the number of triangles in the image below.” (more)