Necker cubes are optical illusions that can be perceived as two different three-dimensional objects.

Tychonoff cubes are a fundamental concept in topology.

The players used the doubling cubes to increase the stakes of the game.

I bought some bouillon cubes from the grocery store.

I added two broth cubes to the soup.

The pawn cubes are used in the board game.

There are many perfect cubes in this math problem.

I have three cubo-cubes on my desk.

I have a collection of speed cubes.

The Professor's Cubes are displayed in the museum.