How to build and solve a 4D Rubik's cubes in physical 3D (no simulator!)
Mathologer
We'll build the 4D counterpart of the Rubik's Cube out
「"cube out"」—— 听母语者在 YouTube 视频里怎么说
在 2 个 YouTube 视频的字幕中找到了 2 条「"cube out"」的用法。点击任意结果即可听到母语者的真实发音——完全免费，无需注册。
3D Graphics: Crash Course Computer Science #27
CrashCourse
Imagine building a cube out of chopsticks, and shining a flashlight on it.