A pyramid will not roll and you cannot stack objects on top.
pyramid will not roll or stack
Cube
A cylinder
The square based pyramid does not stack or roll.
cylinder
no
This is because sand is very tiny. Thus, it will stack up and take the shape of the container. Sand is solid so it has a definite shape. Adam the pro
Roll,stack,shape,pack,shovel,build,pile,smooth,stick,assemble
yes
No
Square
legos
Stack.