ELI5: Explain Like I'm 5

Hantzsche–Wendt manifold

Okay, so imagine you're playing with a toy car. The toy car is really cool because it can go in any direction you want if you steer it with the remote controller. Now, imagine that instead of a toy car, we have something called the Hantzsche-Wendt manifold.

The Hantzsche-Wendt manifold is kind of like a toy car, but instead of only being able to go forwards, backwards, left, or right, it can go in many more directions. In fact, it can go in so many directions that we can't even see them all!

Scientists like to study the Hantzsche-Wendt manifold because it's a special type of shape that's not easy to understand. It's very complicated, and even very smart scientists have a hard time figuring out everything about it.

The Hantzsche-Wendt manifold is kind of like a puzzle. It has a lot of pieces that fit together in a specific way, and when you look at it from different angles, it can look very different. But even though it's hard to understand, scientists still think it's really cool and interesting to study.