25.
Fold down the side next to the side you have just folded.
The half of the cover overlaps the exisiting cover. The subsequent folding follows the clockwise direction.
26.
Do the same for the third side.
On a hot, thirsty summer's day a lion and a boar came to drink at a small spring. They started quarrelling which should drink first, and so provoked each other to a mortal combat. But stopping for a moment to take breath, they look round and saw some vultures waiting to devour whichever of them was killed. This sight made them stop their quarrel. "It is better for us to be friends," they said, "than to be eaten by vultires and crows."