Make a paper glider: Fold a single piece of paper to make a swooping plane.

The article focuses on constructing a paper glider and explains the basic aerodynamic forces involved in its flight: thrust, drag, lift, and gravity. It provides step-by-step instructions using a piece of A4 paper, scissors, sticky tape, a ruler, and a pencil to create a glider with a circular shape and flapping wings that generate lift. The process includes folding the paper into a square, shaping it into a triangular "hat," attaching a paper strip to the glider’s tip, and curving the wings upward to enhance flight. This guide illustrates how simple materials and folds can demonstrate fundamental principles of flight.