: Place the paper in a horizontal (landscape) position. Fold a small "bar" at the top edge down about an inch.
Watch this step-by-step demonstration to see exactly how to fold and snap your paper popper for the loudest sound: How to Make a Paper Popper! (Easy and Loud) - Rob's World Rob's World YouTube• Dec 2, 2012 pop_design_somebody_called_me_tonight
: Hold the corner of the folded bar and pull the outer corner of the paper down. This should create two "pockets" or heart-shaped openings at the bottom. : Place the paper in a horizontal (landscape) position
: Fold that same section down again 3–4 more times until you have about 2–3 inches of paper remaining at the bottom. (Easy and Loud) - Rob's World Rob's World
You can create a loud, easy paper popper using a single sheet of .
The sound is caused by a rapid change in air pressure. When you thrust the popper down, air gets trapped in the pockets. The force pushes these flaps out at a high velocity, creating a that we hear as a pop, similar to popping a paper bag.