Here is how you can make whistle from paper which creates sounds
You can call it paper whistle or a mouth organ.
Make your own, make sounds and enjoy it.
Step 1: Paper Template
Cut two thick papers of following size.
Step 2: Cut and Fold
cut a slot at the center of paper-2 . Fold the paper-1 along the folding line and stick both the ends.
place the paper-2 on paper-1 box and fold both the ends.
Step 3: Video Instruction
follow the video instruction and make the whistle. Then try to make a sound with it.