Cut out 6 equal squares from paper
Fold along the edges if needed for cleaner seams
Arrange the squares in a cross shape with one center square and four attached around it, plus one extra square attached to one of the side squares
Add small glue tabs to the outer edges if not already included
Cut out the net
Fold along all lines
Apply glue or tape to the tabs
Join the edges together to form the cube
Press the seams until secure