How to Explain Bernoulli’s Principle to a Child – Fun & Easy Guide

  • By: admin
  • Date: September 19, 2023
  • Time to read: 11 min.

Are you looking for a simple and fun way to teach your child about Bernoulli’s Principle? Look no further! This guide will provide you with easy-to-understand explanations, interactive experiments, and fun activities that will make learning about Bernoulli’s Principle a breeze.

But first, let’s start with the basics. What is Bernoulli’s Principle, and why is it important to learn about it?

Key Takeaways:

  • If you’re struggling with how to explain Bernoulli’s Principle to a child, don’t worry – this guide will make it easy and fun!
  • Bernoulli’s Principle is an important concept related to the movement of fluids and air pressure.
  • Learning about Bernoulli’s Principle can be fun and interactive with the help of experiments and activities.

What is Bernoulli’s Principle?

Bernoulli’s Principle is a concept that explains how fluids, such as water and air, move through different shapes and structures. It is named after the Swiss mathematician and physicist, Daniel Bernoulli, who discovered the principle in the 18th century.

The principle states that as the speed of a fluid increases, its pressure decreases and vice versa. This means that when air moves faster over the top of a curved surface, like the wing of an airplane, it creates an area of low pressure, which results in lift. This is how airplanes are able to fly and stay in the air.

Bernoulli’s Principle also explains how a straw works. When you suck liquid up through a straw, you create an area of low pressure inside the straw. This low pressure pulls the liquid up into the straw and into your mouth.

Bernoulli's Principle illustration

Understanding Bernoulli’s Principle is key to understanding many aspects of our world, from how airplanes fly to how water moves through pipes. By grasping this simple concept, you can gain a deeper appreciation for the science and engineering that surrounds us.

Everyday Examples of Bernoulli’s Principle

Now it’s time to see how Bernoulli’s Principle shows up in everyday life! Here are a few examples you can use to teach your child about this concept:

Example Description
How airplanes fly

You may have noticed that airplane wings are curved on top and flat on the bottom. This shape causes air to move faster over the curved top, creating a lower pressure area than the flat bottom. Because air always moves from areas of high pressure to areas of low pressure, the wing is pushed up by the higher pressure air underneath it.

Airplane wing illustration
How a straw works

When you suck on a straw, you create a low pressure area inside the straw. This causes the liquid to be pushed up by the higher pressure air outside the straw and into your mouth.

How bubbles rise in a soda

The carbon dioxide gas in soda is under high pressure, so it wants to escape. When you open a can or bottle of soda, the pressure is released and bubbles start to form. As the bubbles rise to the surface, they become larger because the pressure decreases as you move up through the liquid. Eventually, the bubbles burst and release the gas into the air.

These are just a few examples of how Bernoulli’s Principle is at work in our everyday lives. Encourage your child to think about other instances where they might notice this concept in action!

Interactive Experiments

To help your child understand Bernoulli’s Principle better, you can conduct interactive experiments with simple materials found around the house. These experiments are not only fun but also enable your child to see the principles of fluid dynamics in action.

One of the easiest experiments is creating a paper airplane. Fold a sheet of paper into a paper airplane and let your child fly it around the room. You can explain that the paper airplane stays in the air because the air moving over the curved surface creates lift due to reduced air pressure over the wings. This is similar to how an airplane stays in the air.

Materials needed: Instructions:
Sheet of paper
  1. Take a sheet of paper and fold it in half lengthwise.
  2. Fold the top corners of the paper down to the center crease.
  3. Fold the new top corners down to the center crease again.
  4. Fold the paper in half along the previous center crease.
  5. Fold the wings down on both sides of the plane.
  6. Take your paper airplane outside (or to a large indoor area) and throw it to see how far it flies!

Another fun experiment to try is making a balloon rocket. Inflate a balloon but only partially and attach it to a long piece of string. Run the string through a straw and attach the straw to two objects such as chairs or tables. Let the balloon go and watch it zoom across the string. You can explain that the air escaping from the balloon creates thrust, which propels the balloon forward.

Materials needed: Instructions:
  1. Blow up the balloon but don’t fully inflate it.
  2. Tie the end of the balloon to a long piece of string.
  3. Thread the string through a straw.
  4. Attach the straw to two objects, such as chairs or tables.
  5. Let go of the balloon and watch it zoom across the string!
Bernoulli's Principle Demonstration

These interactive experiments are a great way to introduce Bernoulli’s Principle to a child and help them understand how it works in a fun and engaging way.

Fun Activities and Games

Now that you know the basics of Bernoulli’s Principle, it’s time to have some fun with it! These activities and games will help reinforce the concepts in an engaging and interactive way.

Balloon Relay Race

Create two teams and give each team a balloon. Have the teams line up on opposite sides of a room or outdoor area. On “go,” the first person from each team must blow up their team’s balloon and carry it across the room without using their hands. They can use their breath, their body, or any other creative means to move the balloon. Once they reach the other side, they must let the next person on their team take over. The first team to have all their members complete the relay wins!

Homemade Hovercraft

This activity will require some adult supervision and assistance. Cut a disc-shaped piece of cardboard or styrofoam and attach a balloon to the center of one side. Put the disc on a smooth surface and inflate the balloon. As the air escapes from the balloon, it will create a cushion of air under the disc, allowing it to “float” along the surface. You can experiment with different sizes of discs and balloons to see how they affect the hovercraft’s movement.


Paper Airplane Contest

Gather some paper and have a contest to see who can make the best paper airplane. When designing your airplane, think about how you can use Bernoulli’s Principle to make it fly farther and straighter. Experiment with different wing shapes and sizes, and see how they affect the airplane’s flight. Then, have a friendly competition to see whose airplane can fly the farthest or stay in the air the longest.

Bubble Art

Fill a shallow dish with water and add a few drops of dish soap. Using a straw, blow gently on the surface of the water to create bubbles. Once the bubbles reach the surface, place a sheet of paper over them and press down gently. When you lift the paper off the water, you’ll see a unique and colorful pattern created by the bubbles. Talk with your child about how Bernoulli’s Principle is at work in this activity, as the air pressure from your breath creates the bubbles and causes them to rise to the surface.

Bernoulli’s Principle in Nature

Did you know that Bernoulli’s Principle is not only observed in human-made objects but also in nature? Birds and fish rely on Bernoulli’s Principle to move through the air and water.

When birds fly, the shape of their wings creates a difference in air pressure. The top of the wing is curved, which makes the air move faster, creating low pressure. The bottom of the wing is flat, which makes the air move slower, creating high pressure. This pressure difference produces lift, allowing the bird to fly.

Similarly, fish use their fins to create high and low pressure zones in the water. The shape of their fins creates a lift force that moves the fish forward. This is known as hydrodynamic lift.

It’s amazing to see how Bernoulli’s Principle is present in the natural world around us!

bernoulli's principle in nature

Famous Scientists and Discoveries

Learning about Bernoulli’s Principle wouldn’t be complete without knowing the scientists who helped discover and develop it. One of the most famous scientists associated with Bernoulli’s Principle is Daniel Bernoulli, a Swiss mathematician who lived in the 18th century.

Daniel Bernoulli is known for Bernoulli’s Principle, which states that as the speed of a fluid increases, its pressure decreases. He discovered this principle while studying fluid dynamics and how fluids behave under different conditions.

Another scientist who contributed to the understanding of Bernoulli’s Principle is Ludwig Prandtl. He developed the concept of boundary layers and laminar flow, which helped explain how Bernoulli’s Principle works in practice.

Thanks to these and other scientists, Bernoulli’s Principle has become an important concept in fields such as aerodynamics, hydrodynamics, and even medicine.

Anyone who has ever made anything of importance was disciplined.” – Andrew Hendrickson

Continue to the next section to learn some fascinating facts about Bernoulli’s Principle.

scientist microscope

Fascinating Facts about Bernoulli’s Principle

Did you know that Bernoulli’s Principle is named after the Swiss mathematician Daniel Bernoulli, who first published his findings on fluid dynamics in 1738?

Another interesting fact is that Bernoulli’s Principle is used in many different fields, including aviation, medicine, and sports. For example, it is crucial for the design of airplane wings, inhalers, and golf balls.

Field Application
Aviation Bernoulli’s Principle is used in the design of airplane wings, allowing planes to stay in the air by creating lift.
Medicine Inhalers use Bernoulli’s Principle to deliver medicine into the lungs by creating a fine mist from the liquid medication.
Sports Golf balls have dimples on their surface which create turbulence and reduce drag, allowing them to travel further thanks to Bernoulli’s principle.

Bernoulli’s Principle also explains the behavior of wind instruments, such as flutes and clarinets, and how water flows through a narrow pipe.

Overall, Bernoulli’s Principle is a fascinating concept that plays an important role in many aspects of our lives. By understanding the principles of fluid dynamics, we can better appreciate the world around us.

how to explain bernoullis principle to a child

Further Resources and Learning Materials

If you and your child are interested in exploring Bernoulli’s Principle further, there are many resources and learning materials available to help. Here are some recommended books, websites, and videos:

Books Websites Videos
  • What Makes the Air Go Round?: And Other Mysteries of Flight by Peter P. Wegener
  • Air and Flight by Claire Llewellyn
  • Experiment With Air by Bryan Murphy

These resources offer a variety of interactive and engaging ways to learn more about Bernoulli’s Principle. Have fun exploring!

Bernoulli's Principle Image


Congratulations! You have now learned all about Bernoulli’s Principle and how to explain it to a child in a fun and easy way. We hope you enjoyed discovering fascinating facts about this principle and exploring its applications in everyday life and nature. By using interactive experiments, fun activities, and games, you can help young learners understand the concept of Bernoulli’s Principle and nurture their curiosity in science and technology.

Remember to check out our additional resources and learning materials, including books, websites, and educational videos, to deepen your knowledge and engage in more exciting experiments and activities. With your creativity and enthusiasm, the sky’s the limit in exploring the fascinating world of science and engineering!

Can Diffusion and Bernoulli’s Principle be Explained to a Child in Similar Fun and Easy Ways?

Diffusion and Bernoulli’s Principle can both be explained to a child in fun and easy ways to learn. For diffusion, think of how scent spreads when you open a perfume bottle. Bernoulli’s Principle can be demonstrated using a straw in a glass of water – blowing over the top creates low pressure, pulling water up into the straw. Explaining complex concepts in relatable ways helps children grasp and enjoy learning.

How to Make Explaining Complex Topics to Children Fun and Engaging?

When it comes to explaining the circulatory system to a child, it’s important to make it fun and engaging. Use visual aids like diagrams or models to help them visualize how blood travels through the body. Use storytelling or interactive games to make the topic more relatable and memorable. Break down complex concepts into simpler, bite-sized information, and encourage questions to ensure their understanding.


Q: How can I explain Bernoulli’s Principle to a child?

A: Explaining Bernoulli’s Principle to a child can be made fun and easy! You can start by relating it to everyday experiences like how airplanes fly or how straws work. You can also try interactive experiments or engaging activities and games to help them understand the concept better.

Q: What is Bernoulli’s Principle?

A: Bernoulli’s Principle is a scientific concept that explains how fluids, like air and water, move. It states that as the speed of a fluid increases, its pressure decreases, and vice versa.

Q: Can you provide some everyday examples of Bernoulli’s Principle?

A: Certainly! Some everyday examples of Bernoulli’s Principle include how airplanes stay in the air, how a straw works when you sip a drink, and how bubbles rise in a soda.

Q: Are there any interactive experiments to demonstrate Bernoulli’s Principle?

A: Absolutely! You can try making a paper airplane that stays in the air longer by manipulating its shape. Another fun experiment is creating a balloon rocket by attaching a straw to a balloon and watching it zoom across a string.

Q: What are some fun activities and games that reinforce the concepts of Bernoulli’s Principle?

A: There are many fun activities and games you can try! You can create a homemade hovercraft using a CD and a balloon or organize a balloon relay race where participants use the principles of Bernoulli’s Principle to navigate their balloons to the finish line.

Q: How is Bernoulli’s Principle observed in nature?

A: Bernoulli’s Principle can be observed in nature in various ways. For example, it helps explain how birds are able to fly and how fish are able to swim efficiently.

Q: Who are some famous scientists associated with Bernoulli’s Principle?

A: One of the most notable scientists associated with Bernoulli’s Principle is Daniel Bernoulli. His discoveries and contributions greatly advanced our understanding of fluid dynamics and the principles that govern it.

Q: Can you share some fascinating facts about Bernoulli’s Principle?

A: Sure! Did you know that Bernoulli’s Principle is named after Daniel Bernoulli, who first described it in his work published in 1738? It is also widely used in various fields such as aviation, engineering, and even sports.

Q: Where can I find further resources and learning materials about Bernoulli’s Principle?

A: You can explore further resources and learning materials about Bernoulli’s Principle in books, websites, and educational videos. These resources can provide additional information and activities to enhance your child’s understanding.

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