A pyramid will not roll and you cannot stack objects on top.
No
Cube
The square based pyramid does not stack or roll.
it is a cylinder
A cylinder?
cylinder
no
Oh, dude, let me blow your mind with this one. Technically, a cube can't roll like a ball because it has flat surfaces, but hey, it can definitely slide if you give it a little push. So, if you're looking for some cube action, just slide it around and watch it go. Like, it's not gonna win any races, but it'll get there eventually.
Slide.
no
Yes