How to fold a folding carton

How to fold a simple and firm paper box? You can learn from me if you like!

Tools/Materials Four square sheets of paper

0 1 Prepare four square pieces of paper. I use colored paper here. Fold one of them in half.

Fold the small rectangular pairs into small squares and spread out the traces of+.

03 Fold the upper center line in half, as shown in the figure.

Fold a line between the lower right corner and the center point of the midline and expand it.

Fold the left corner to the middle, and a diamond will appear, as shown below.

Then fold the right line of the diamond in half.

Press the erected triangle down to form the shape shown below.

Fold all four pieces of paper like this, and then splice them together as shown. The box came out.