: Hold the paper between your first two fingers. The flat "cross" of the T should rest against your fingertips, while the folded section with the slit sticks out between your fingers.
: For decorative "screamer" characters, platforms like Pinterest host templates for various papercraft figures. Screamer Free Download
: If you have a 3D printer, you can download free "screamer" whistle files from sites like Thingiverse. : Hold the paper between your first two fingers
: Use a piece of paper about 1 inch wide and 5 inches long (though exact size isn't crucial). : If you have a 3D printer, you
: Fold the paper strip in half so the two short ends meet, and crease the fold.
: Place your mouth against the paper and blow firmly. The air rushing through the slit will cause the paper to vibrate rapidly, creating a loud "screaming" sound. Alternative: The Paper Popper