How to make a whistle

How to make a whistle

In the past 10 days, discussions about handmade whistles have soared across the Internet, especially among DIY enthusiasts and parent-child interaction fields. This article will combine hot topics and structured data to give you a detailed introduction to the production methods, material selection and precautions of whistles.

1. Analysis of recent hot topics

2. Detailed explanation of how to make whistles

1. Simple Cardboard Whistle

Material list:

Production steps:

1) Cut the cardboard into strips 6cm long and 2cm wide

2) Cut a 45-degree bevel on one end of the strip

3) Roll the cardboard into a tube shape with the bevel end facing outwards

4) Fix the seams with glue

5) It can be used after the glue is dry.

2. Traditional bamboo whistle

Material list:

Production steps:

1) Choose a straight bamboo tube and remove the bamboo joints

2) Cut one end of the bamboo tube at a 45-degree angle

3) Make a small hole 1cm above the beveled surface

4) Sand all cuts

5) Blow test and adjust the hole size

3. Popular production techniques

Based on recent popular videos and tutorials, the following practical tips are summarized:

4. Safety precautions

1. Adult supervision is required when using sharp tools

2. Small parts must be prevented from being swallowed by children.

3. Bamboo and wood materials need to be fully polished

4. Avoid using toxic glues

5. The principle of whistling

The key to making a whistle is the vibrations produced when airflow passes through a narrow channel. According to physical principles, the size of the whistle cavity determines the pitch, and the airflow speed affects the volume. In recent popular science videos, the explanation of this principle has received a lot of likes and reposts.

Through the above detailed production methods and popular data analysis, I believe you have mastered the essentials of whistle production. Whether it is parent-child interaction or personal hobby, making a unique whistle is a very fulfilling experience.