Looking for easy science experiments to do at home or in the classroom? You’re in luck because we’ve got over 35 easy science activities for kids that will help you make science fun for all ages.
Most of these simple science experiments for kids are easy to prepare, quick to perform, and use household items or inexpensive materials you can find almost anywhere. To connect the fun to the “why it works” you’ll find an easy to teach explanation with every experiment!
Musical Jars Science Experiment
This super easy experiment is simple as it is fun! Kids make their own musical instruments with clear jars and water then investigate sound waves, pitch, and more.
When the experiment is complete, use the colorful new “instrument” for a fun music lesson. Kids can play and take turns to “name that tune”!
Detailed Instructions & Video Tutorial -> Musical Jars Science Experiment
Viscosity of Liquids Science Experiment
Viscosity may be a confusing term for kids at first, but this super easy experiment can help them see viscosity in action!
With marbles, clear jars, and a few household materials, kids will make predictions, record data, and compare the results while they test high and low density liquids.
Detailed Instructions & Video Tutorial -> Viscosity Science Experiment
Floating Egg Science Experiment
Can a solid egg float? Kids can find the answer and understand why with this quick science experiment.
Discover just how easy it can be to make a raw egg float while testing the laws of density. We’ve included additional ideas to try so kids can make predictions and test the concept further.
Detailed Instructions & Video Tutorial -> Floating Egg Science Experiment
Paper Towel Dry Under Water Experiment
Is it possible to keep a paper towel dry even when submerging it under water? The answer is a surprising “yes,” if you use science to help!
Start with the properties of your materials, make a prediction, then explore matter, density, volume, and more.
Detailed Instructions & Video Tutorial -> Paper Towel Dry Under Water Experiment
Mixing Oil & Water Science Experiment
Who said that, “Oil and water don’t mix”? Using everyday kitchen items, kids will discover exactly what happens when oil and water are mixed. Then, they will add an additional item to the oil and water to observe how it changes!
This simple experiment for kids helps them better understand density and the changes that happen when adding an emulsifier to the mix.
Detailed Instructions & Video Tutorial -> Mixing Oil & Water Experiment
Will it Float or Sink Science Experiment
Will it sink or will it float? This fun experiment challenges what students think they know about household items!
Students record their hypothesis for each item then test it to compare what they think will happen against their observations.
Detailed Instructions & Video Tutorial -> Float or Sink Science Experiment
Water Temperature Science Experiment
What does thermal energy look like? In this easy science experiment, kids are able to see thermal energy as they explore the concept in action.
With clear jars and food coloring, students can quickly see how molecules move differently through hot and cold water.
Detailed Instructions & Video Tutorial -> Water Temperature Science Experiment
Balloon Blow-up Science Experiment
Did you know that you can blow up a balloon with science? It doesn’t require air or hands!
Kids will discover how matter reacts when heated and cooled as they watch with surprise as baking soda and vinegar blow the balloon up before their eyes.
Detailed Instructions & Video Tutorial -> Balloon Blow-up Science Experiment
Floating Ping Pong Ball Science Experiment
Kids will giggle with joy with this super easy experiment. With only a ping pong ball and a hair dryer, students will have a great time while exploring Bernoulli’s Principle in action.
We’ve included additional ideas to further explore the concept with different objects and observe the change in results.
Detailed Instructions & Video Tutorial -> Floating Ping Pong Ball Science Experiment
Hair Stand on End Science Experiment
This fun and easy experiment will make your kid’s hair stand on end while they have a great time learning.
It’s especially fun for those who’ve never seen static electricity in action before!
Detailed Instructions & Video Tutorial -> Hair Stand on End Science Experiment
Oil Bubbles in Water Science Experiment
Kids explore density and experience some chemistry when creating oil bubbles in water with everyday household items.
This experiment is particularly fun when kids see that they’ve made what looks like a lava lamp!
Detailed Instructions & Video Tutorial -> Oil Bubbles in Water Science Experiment
Color Changing Water Science Experiment
Kids will be surprised as they watch a new color being “created” without mixing! Using only a clear bowl and glass, some food coloring, and water, this super easy science experiment is quick and easy with a huge wow factor.
Try it with yellow and blue to follow along with our demonstration video then try different primary color combinations and explore the results.
Detailed Instructions & Video Tutorial -> Color Changing Water Science Experiment
Magnetic Paper Clip Chain Science Experiment
It may seem a bit like magic but it’s actually science! It’s not hard to capture your kids’ attention with this quick and easy science experiment as they watch paper clips “stick” together and form a chain!
Perfect for younger children, the experiment only takes a few minutes and is a fun way to explore the concept of magnetic transference.
Detailed Instructions & Video Tutorial -> Magnetic Paper Clip Chain Science Experiment
Is it Magnetic Science Experiment
With only a magnet and a few household items, kids will make and record their predictions, test and observe, then compare what they think is magnetic against the results.
Simple and quick, but some of the results may surprise your students!
Cloud in a Jar Experiment
This simple experiment only requires a few materials but really holds student attention as a cloud forms before their eyes!
Kids will learn new weather vocabulary as they explore how physical changes and reactions happen as clouds begin to take form. We’ve also included a helpful chart on the types of clouds.
Detailed Instructions & Video Tutorial -> Cloud in a Jar Science Experiment
Magic Milk Science Experiment
Create a dancing rainbow of colors with this easy science experiment for kids!
Using only a few ordinary kitchen items, your students can create a color explosion in ordinary milk when they add our special ingredient. (Hint: The special ingredient (soap!) includes hydrophilic and hydrophobic molecules that make the magic happen!)
Detailed Instructions & Video Tutorial -> Magic Milk Science Experiment
Walking Water Science Experiment
Water can’t really walk upwards against gravity, but this cool science experiment makes it seem like it can!
Kids are able to see the capillary action process and learn how attraction and adhesive forces in action allow water to move out of one glass into another.
Detailed Instructions & Video Tutorial -> Walking Water Science Experiment
Light Refraction Science Experiment
The results of this easy science experiment are so amazing, it makes kids (and adults) think it must be magic!
Young scientists watch in surprise while they see an arrow change directions instantly. Investigating refraction couldn’t be more fun!
Detailed Instructions & Video Tutorial -> Light Refraction Science Experiment
Dancing Raisins Experiment
Learn about the reactions of buoyancy and density in this simple science activity for kids.
They may not need dancing shoes, but give them a glass of soda pop and the raisins in this fun experiment love to dance!
Detailed Instructions & Video Tutorial -> Dancing Raisins Science Experiment
See Sound Experiment
Ready to make some noise and “see” sound? With only 5 common household items, this easy science experiment is as easy as it is fun!
Kids love this experiment because they are encouraged to drum loudly so they can “see” sound waves in action!
Detailed Instructions & Video Tutorial -> See Sound Science Experiment
Elephant Toothpaste Science Experiment
Grab some giant brushes and get ready to make elephant toothpaste! Although you might not be able to get an elephant excited by this super easy experiment, kids love it!
The impressive and quick results created by the chemical reaction and the heat released in the process makes an abundant amount of fun and colorful foam!
Detailed Instructions & Video Tutorial -> Elephant Toothpaste Science Experiment
Upside Down Glass of Water Science Experiment
We all know what happens when we turn a glass of water upside down, but what if I told you you can do it without the water spilling out?
The experiment only requires a few common items and you’ll be amazed by the results of air pressure in action!
Detailed Instructions & Video Tutorial -> Upside Down Glass of Water Science Experiment
Pick up Ball with a Jar Science Experiment
It almost seems like magic but with the help of science, you can pick up a ball with an open jar!
Instead of magic, this easy science activity uses centripetal force and practice to do what seems like the impossible.
Detailed Instructions & Video Tutorial -> Pick up Ball with a Jar Experiment
Will It Melt Science Experiment
Can you guess which items will melt? This easy outside experiment challenges what students think they know about the effects of the sun.
Students record their hypothesis for each item then test it to compare what they think will happen against their observations.
Pepper Move Science Experiment
Can you make pepper move and zoom away with just a light touch of your finger? With science you can!
This experiment only takes a few quick minutes from beginning to end, but the reaction caused by surface tension makes kids want to do it over and over.
Detailed Instructions & Video Tutorial -> Pepper Move Science Experiment
Crush a Plastic Bottle Science Experiment
Go for it, crush that bottle, but don’t touch it! Although it usually can’t be seen or touched, air pressure is pushing against all surfaces at all times.
With this easy science activity kids can see air pressure at work when they watch a bottle crushes itself!
Detailed Instructions & Video Tutorial -> Crush a Plastic Bottle Science Experiment
Egg in Vinegar Science Experiment
This vinegar science experiment will have your eggs and kids bouncing (with excitement!) before you know it!
Kids can watch and explore the results of chemical reactions as the egg changes from something that seems solid into what feels like something bouncy!
Detailed Instructions & Video Tutorial -> Egg in Vinegar Science Experiment
Straw Through a Potato Science Experiment
Can you make a normal plastic straw go into a raw, solid potato? It seems like something impossible, but science can easily make it possible!
Pick your potatoes then let kids try their strength as they explore air pressure with this super easy experiment.
Detailed Instructions & Video Tutorial -> Straw Through a Potato Science Experiment
Rainbow in a Jar Science Experiment
Colorful and fun, this simple science experiment for kids lets them create their very own “rainbow” in a jar.
With only a few household items, they’ll explore mass, volume, and density with every color layer!
Detailed Instructions & Video Tutorial -> Rainbow in a Jar Experiment
Tornado in a Bottle Science Experiment
Kids can have fun while learning more about centripetal force with this fun experiment.
With a little muscle and science, kids watch with amazement as they create their own glitter cyclone in a bottle as the centripetal force vortex appears.
Detailed Instructions & Video Tutorial -> Tornado in a Bottle Science Experiment
Why Doesn’t the Water Leak Science Experiment
Can you poke holes in a plastic bag full of water without the water leaking out? With this super easy science activity you can!
Kids are stunned as they learn about polymers and how they can do what seems to be impossible.
Detailed Instructions & Video Tutorial -> Why Doesn’t the Water Leak Science Experiment
Use a Bottle to Blow-up a Balloon Experiment
Is it possible to blow up a balloon with only water and science?
In this super easy experiment, kids learn more about how matter behaves as they watch a balloon inflate and deflate as a result of matter being heated and cooled.
Detailed Instructions & Video Tutorial -> Use a Bottle to Blow-up a Balloon Experiment
Orange Float Science Experiment
Kids explore buoyancy as they learn about and test density in this sink or float science activity.
While it only takes a few minutes, this super easy experiment invites kids to predict what they think will happen then discuss why the heavier orange floats!
Detailed Instructions & Video Tutorial -> Orange Float Science Experiment
Pick up Ice with String Science Experiment
Ready to fish for ice with a only a simple string? It may seem impossible, but when you add a special ingredient, you’ll find out just how easy it is!
With only a few household items, kids learn about freezing temperatures and the results they create in saltwater versus freshwater.
Detailed Instructions & Video Tutorial -> Pick Up Ice with String Science Experiment
Color Changing Walking Water Experiment
Using the concepts explored in our popular Walking Water Science Experiment, kids will see color walk from one glass to another and change colors as it goes!
The quick experiment seems to defy gravity like magic, but don’t worry, kids can find out how science makes it work!
Detailed Instructions & Video Tutorial -> Color Changing Walking Water Experiment