Easy Science Experiments for Kids

You are going to love these easy science experiments for kids! Children were born to be scientists and many of them have been experimenting in daily life from a young age. Kids are naturally curious, and these science experiments are perfect for them. Here are a few of our favourite easy science experiments that your kids are going to love. These cool science experiments are easy to do and fun for all ages.

easy science experiments for kids

Below we have put together a collection of some of the best and easiest science experiments for kids that we have found around the web. These science experiments are great for kids of all ages.

See some of our easy science experiments for kids in action:

Easy Science Experiments for Kids

Share the love of science with your kids with these fun science experiments. Just click on the links below for full instructions.

science experiments for kids

Colour Changing Flowers

This color changing flowers science experiment is so much fun! Your kids will love watching the flower petals change colour and learning about how plants drink water at the same time! Once you have finished this science experiment you can either display your rainbow flowers or use them for sensory play!

DIY Solar Oven

Go find an old cardboard box in your house and learn how to make your own DIY solar oven out of it! This is such a cool science experiment for kids to enjoy on a hot summer afternoon. Use it to make a yummy treat or even to melt crayons!

Grass Heads

Learn about growing by planting your own seeds! Keep it really simple and grow some cress heads using cress seeds and egg shells or go all out and make a grass head doll! Children love growing and nurturing their own plants and they learn so much from doing it.

Baking Soda Magic Potion

Is it magic or is it science!?! Young children will love this cool science experiment. They can create their own fizzing magic potion using just a couple of household ingredients. This baking soda science experiment is the perfect science experiment for preschoolers and older kids alike!

cool science experiments for kids

Walking on Eggs

Do you want to know how strong eggs really can be? In this walking on eggs experiment, you’ll find out just how strong an egg is! Kids will love the idea of testing whether they can really stand on eggs without cracking them.

Exploding Watermelons

How many rubber bands does it take to explode a watermelon? Grab a watermelon and some rubber bands and find out, just make sure that this exploding watermelons science experiment is done outside as it's sure to make a mess!

Rainbow Walking Water Science Experiment

This magic science experiment is fascinating to watch and will teach kids about what happens when you mix primary colours. The walking water experiment is easy to set up and you don't have long to wait to see the results. 

Floating Boats 

If you want an easy science experiment for toddlers and preschoolers get the water tray out and make some boats! Kids love water and they will have loads of fun making and testing which boats float and which sink.  Either grab a bag of peeps and create peep boats or make some foil boats to see if they will float or sink!

simple science experiments

Static Electricity Butterfly Experiment

In this experiment, your kids will use a balloon to make the wings of a butterfly move up and down! This easy science experiment is perfect for all the crafty kids out there! They can design their own tissue paper butterfly before using a balloon to make their static electricity butterfly move it's wings.

Rainbow Baking Soda Experiment

This messy rainbow baking soda experiment is the perfect mix between science and messy play! Kids will love exploding their rainbow colours again and again. It is such a fun science experiment!

Balancing Robot

Explore and the centre of gravity using this fun balancing robot science experiment! There is even a free printable included to make it extra easy for you to set up.

Exploding Baggies

This is an easy science experiment that will definitely put a smile on your kids faces. Make a vinegar and baking soda explosion and watch as the bag explodes!

simple science experiments for kids

Rainbow Skittles

If you have any skittles left over after a party, Halloween or any other occasion use a few to have a go at the skittle science experiment. Dissolve skittles to create a beautiful rainbow. This is both a fun and easy science experiment for kids that even toddler and preschoolers can enjoy. 

Testing Soil 

Learn about the depth of soil and what it’s made of in this soil testing experiment. This is the perfect activity for outdoor kids.

Snow Volcano 

If you have snow you have to make a snow volcano. This is such a cool science experiment for kids. Build a volcano in the snow and watch as it erupts! Mix it up a little by making rainbow coloured volcanoes.

DIY Stethoscope

Make your own stethoscope and learn about doctors with this fun activity! This would be great fun to make and use in pretend play.

easy science experiments

Magic Milk Fireworks

Watch the colours swirl and explode in this fun magic milk science experiment! This is an easy science experiment that you can do using just a few supplies that you will already have in your kitchen.

Lollipop Lab

Have you ever wondered what would happen if you put lollipops in water? In this experiment, you can dissolve lollipops to find out! If you have any lollipops in the house this is a perfect use for them.

Playground Science 

It doesn't get any easier then this. Take the kids to a playground with a slide to learn about gravity and friction. Playground science is a great way for toddlers and preschoolers to explore physics using everyday objects. 

How to grow crystals

Learn how to grow your own crystals with this fun science experiment! Kids will be amazed as they see their own crystals grow overnight. We love these pipecleaner crystals shaped like real crystals.

Which of these fun and easy science experiments for kids do you think you’ll try first? There are so many cool science experiments for kids to try, I want to do them all!

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