[lying4fun]

this great visualisation of homotopy groups might be helpful

A Sphere is a Loop of Loops (Visualizing Homotopy Groups)

https://youtube.com/watch?v=CxGtAuJdjYI

[bluepoint]

How dis he do all these animations? Any idea?

[lying4fun]

pretty sure it’s the manim library 3b1b uses (unable to check for certain right now)