You will need
- Plastic cocktail straw
- Pin safety
Take a cocktail straw and cut the Foundation for future whistle, but the piece should not be less than 9 cm. the longer it is, the lower the sound will publish a homemade whistle.
The next step to make the whistle, cut at a distance of 1 cm from the edge of the piece of plastic straws. Cut it at an angle of 45 degrees. As a result, the tip of the straws will look directional.
Closer to the opposite end of the whistle, on the same side of the tube, make 2-3 holes with the help of safety pins or any other sharp object. Be careful not to puncture the opposite side of the straws.
Using two fingers, pinch one end of the straws, which are closer to a round hole. Hold a compressed end as long as the flattened position is locked. The distance between the sides of the straws must be 2 mm.
To try out your new whistle, blow into a flattened end of the straw, placing the fingers over the round hole. You can clamp them in a different order it will change the sound of your whistle.