I’ve got something fun for you this week. I’m going to show you three different ways to fold a marketing brochure using an equilateral triangle as the finished shape. Here’s what’s cool about this ...

1. Take a rectangular origami paper and fold it in half. 2. Then fold it partially, to make a crease on top. 3. Fold the two upper corners to form a triangle. 4. Now fold both the bottom layers of the ...