Photoshop tutorial showing how to make a folded paper effect from a flat image including shadows & dimensional folds in 3D space.

However, tucked away in the back are my fitted sheets that I always struggle to fold. It goes a little like this: violently ...

Now, you should have a rectangle-ish shape to work with. Fold the sheet in half so that the elastic edges are hidden, smooth out the corners and fold the sheet in half again. Keep folding it in half ...