30 Amazing Science Activities for Preschoolers

From science experiments to sensory explorations to STEM and STEAM activities, these science activities for preschoolers are sure to be a hit!

So many fun science activities for preschoolers. Everything from science experiments to STEM and STEAM explorations and more! These preschool science activities are sure to be a blast!

Science Experiments for Preschoolers

If you are looking for simple science experiments and activities to do with preschoolers, then this list is perfect for you.

Your kids are sure to have a blast exploring science!

My kids love science investigations so I am making a point of doing more of them. To get myself started, I decided create a collection of my favorite science activities.

Since I know many of you are also looking for science experiments and activities to do with preschoolers, I decided to share them here for you too.

If you are looking for science activities for preschoolers, this is going to be a HUGE help to you.

Top 30 Science Activities for Preschoolers

So many fun science experiments and activities for preschoolers and young kids!

Lava Lamp Experiment

This lava lamp experiment is a HUGE hit with kids. It is one of our most popular science activities. I bet your kids will enjoy it too!

Leak-Proof Bag Science Experiment

Want to really WOW your kids? Try out this leak-proof bag science experiment. It’s like a magic trick, but it’s really science!

Make a Rain Cloud in a Jar

Make a rain cloud in a jar and develop fine motor skills too! This science activity allows young children to explore and investigate what happens when it rains.

Oil and Water Science Exploration

This oil and water science exploration is a fun and colorful way to observe how oil and water don’t mix together.

Skittles rainbow science activity.

Fun and Colorful Skittles Rainbow Experiment

Grab some Skittles and water and make a Skittles rainbow for a fun and colorful surprise!

Magic Milk Experiment

Kids will be amazed by this Magic Milk Science Experiment!

Best Science Activities for Preschoolers Collage

Clouds and Rain Science Investigation

Explore clouds and rain with a simple science investigation that will totally engage young kids.

Color Changing Flowers Experiment

Dye flowers a variety of colors with this Color Changing Flowers Experiment.

Rust Resistant Magnetic Discovery Bottle

This Rust Resistant Magnetic Discovery Bottle is a super cool way to explore magnetism.

Explore Colors with fun Chemical Reactions

This science activity encourages kids to explore colors with chemical reactions. It’s also a great way to develop fine motor skills.

Science exploration activities for young kids.

Fun Weather Activity

This weather activity combines a popular book and a classic experiment to introduce kids to tornadoes.

Learn about Animal Habitats

Teach kids about animal habitats while Sorting Animals on a Venn Diagram. It’s really easy to set up and even toddlers can participate.

Walking Water Science Experiment

This awesome Walking Water Science Experiment will wow kids all of ages!

Learn about Water Density

Make a Rainbow Jar and introduce young children to density. It’s really neat.

Dancing raisins experiment.

Dancing Raisins are a Blast

The kids will get a kick out of this super cool dancing raisins science experiment!

Science experiments and activities for toddlers and preschoolers.

Water Xylophone Fun

This Water Xylophone Science Experiment combines music and science. It’s easy enough for your kids to make too.

Dancing Rice Investigation

Amaze your kids with Dancing Rice! This baking soda and vinegar investigation is very intriguing.

Shaving Cream Clouds

These shaving cream clouds are so gorgeous! I can’t wait to do this one!

Inflate a Balloon with Baking Soda and Vinegar

Did you know that you can inflate a balloon with baking soda and vinegar? You have to try this one!

Learning science is so much fun with these hands-on activities.

Solar System Scavenger Hunt

My kids absolutely love this Solar System Scavenger Hunt! It’s a fun way to introduce preschoolers to the solar system and planets within it.

More Lava Lamp Fun

Your kids will love this super cool Lava Lamp Science Experiment.

Zones of the Ocean Sensory Bottle

Introduce preschoolers to the Zones of the Ocean with these engaging sensory bottles!

Make a Pully to learn about Machines

Make a pulley and teach kids about simple machines with this activity that will have kids moving and learning!

Growing Plants Science Activity

This Growing Plants Science Activity is a fantastic way to teach kids about plants! It even includes a observation sheet that is easy enough for preschoolers to use. (not pictured)

These hands-on science inquiry activities are perfect for preschoolers and young elementary students.

Explore Ramps and Friction

Explore ramps and friction with this super simple science activity for kids!

Ocean in a Bottle

This ocean in a bottle looks amazing! It is a great way to explore oil and water.

Dinosaur Excavation Activity

Did you know you can make your own dinosaur excavation activity and only use two simple ingredients that you probably have in your house? It’s really cool!

Static Electricity Butterfly Experiment

This static electricity butterfly experiment is so neat. It’s very easy to make and you’ll be surprised by how long this will occupy your kids.

Fun Preschool Science Activities

Science discovery for young children

Baking Soda and Vinegar Reactions

My kids absolutely love baking soda and vinegar reactions! This post will tell you how to get really amazing reactions.

Explore what Melts

Explore what melts in the sun with this fun science experiment. It’s perfect for a warm, sunny day.

Water Cycle in a Bag

Teach kids about the water cycle with this Water Cycle in a Bag! It’s perfect for young children.

Lego Volcano

Kids will have a blast building a LEGO Volcano and watching it erupt.

Oobleck Science Experiment

Oobleck Recipe

This oobleck recipe is a fun and easy science activity for kids! You just need 2 ingredients and your kids will be ready for lots of fun sensory play!

Keep Paper Dry under Water

Our kids loved this simple keep paper dry under water science experiment. They were amazed when the paper didn’t even get wet!

Grow a rainbow science experiment for kids.

Grow a Rainbow Science Experiment

This Grow a Rainbow science experiment was a blast! It is a simple way for young kids to learn about capillary action!

Catapult STEM Activity

This catapult activity is a fun and easy STEM activity that your kids will love!

Fireworks in a Jar

Your kids will love seeing the Fireworks in a Jar reactions in this easy experiment!

Floating Dry Erase Marker

This floating dry erase marker science activity is easy and fun! You just need dry erase markers and water!

Dancing Corn Science Activity

This dancing corn science activity is quick to setup and you just need a few ingredients you can find around your house.

Science activities that your preschoolers will love!