All of them
Still game.
cylinders from a cardboard opened on the one hand are given.
They are inserted one into another i.
e.
there is the thickest, is thinner, is even thinner, the thinnest.
All of them are pasted over with paper of different color.
The thickest blue, then green etc.
A task to construct of them a pyramid i.
e.
to turn the stuck party up.
And from above on the thickest the green circle is pasted, i.
e.
.