To make the Square Knot:

Take an end in each hand;

Cross the end in the right hand over the end in the left hand;

Bend it around the rope in the left hand;

Cross the end in the left hand over the end in the right hand;

Bend it around the rope in the right hand;

Pull tight.

2. Sheet-bend

Another knot that is used for tying two ends together, generally those of unequal thickness, or for fastening an end to a permanent loop, is the Sheet-bend.