Jump to main content

Fourth Grade STEM Activities for Kids (236 results)

Search
Refine Results
Filter by
Sort by
Grow Rock Candy Crystals
STEM Activity
1
2
3
4
5
194 reviews
Did you know you can grow your own lollipop? In this activity, you'll learn how to grow your very own rock candy. It is an easy process and not labor-intensive. So, what are you waiting for? See how large you can grow your sugar crystals before temptation takes over. Read more
Make a Miniature Water Cycle Model
STEM Activity
1
2
3
4
5
162 reviews
Have you ever wondered where the rain that falls from the sky comes from? You might say the rain falls from the clouds, but what are clouds and where do they come from? All these questions and many more can be answered by looking into how water moves on land and in the atmosphere, which is described in the water cycle. In this activity, you will investigate some of the processes that make water move in and out of the atmosphere by making a miniature water cycle model inside a plastic bag. Read more
Make a Whirlybird from Paper
STEM Activity
1
2
3
4
5
96 reviews
Have you ever seen a helicopter flying through the air? Have you ever wondered how they fly—or if you could try flying one yourself? This fun activity will help you get started at home building a simple paper helicopter. And you will learn a little bit about what keeps these amazing vehicles aloft. Read more
Featured
Make String from Algae
STEM Activity
1
2
3
4
5
213 reviews
Did you know that the seaweed you've seen in the ocean or even eaten as a snack is inspiring innovators to imagine new materials? Large brown algae, like kelp, contains polymers—long chains of molecules—that are more environmentally friendly than the ones in most plastics. These natural polymers (alginates) could eventually be used to create sustainable everyday objects. Try your hand at using a bit of chemistry to turn biodegradable polymers from algae into your own custom… Read more
Build A Wall Marble Run
STEM Activity
1
2
3
4
5
140 reviews
In this activity, you will use recyclable materials to make your own wall marble run. A marble run is a fun toy and a great way to learn about physics concepts like kinetic and potential energy. Do you think your marble will make it to the end of the track? Read more
Dissect a Flower
STEM Activity
1
2
3
4
5
88 reviews
Springtime is when nature comes back to life. Trees are growing their leaves again and flowers are sprouting, displaying their beautiful colors and spreading their delightful smell. But have you ever looked at a flower in more detail? What parts do flowers consist of? Are all flowers alike? In this activity, you will find out by dissecting, or taking apart, a flower piece by piece. How many plant parts do you think you can identify? Read more
Junkbots: Robots from Recycled Materials
STEM Activity
1
2
3
4
5
295 reviews
Building "junkbots" is a fun activity where you can turn recycled materials—like plastic bottles and cardboard tubes—into robots! This is a great activity for a classroom or a group of friends, because you can race your robots against each other and even make them sumo wrestle. You do not need any previous experience with robotics to build junkbots. A Science Buddies kit is available with all the electronic parts you need, including motors, batteries, and clear instructions for how… Read more
Build a River Model!
STEM Activity
1
2
3
4
5
107 reviews
Earth is a very watery place! More than 70% of the Earth's surface is covered by water. This is due to the many water bodies that can be found everywhere on our planet. What types of water bodies do you know? They are all very distinct from one another in their appearance, size, shape, and movement. In this activity, you will explore the distinct characteristics of a river by creating a river model inside a pan with sand, pebbles, and real water! After that, you can continue to model other… Read more
How to Make a Homopolar Motor
STEM Activity
1
2
3
4
5
228 reviews
What do you need to make a motor? Not much! In this quick activity, you will make a simple motor using nothing but a battery, magnet, and a piece of wire. Read more
Making Homemade Bath Bombs
STEM Activity
1
2
3
4
5
91 reviews
Have you ever had a refreshing bath using a bath bomb? It can be quite the relaxing experience, especially if your bath bomb has a nice fragrance or includes some bath salts. Have you ever wondered what causes a bath bomb to become so fizzy when it touches the water in the bathtub? It is due to a chemical reaction taking place between different ingredients within the bath bomb. In this activity, you will get to make your own homemade bath bombs and explore how changing the amounts of the… Read more
Build a Rubber Band Paddle Boat
STEM Activity
1
2
3
4
5
52 reviews
Build your own bathtub or pool toy from simple craft materials in this fun activity! You will build a rubber-band-powered boat that can zip across the surface of the water after you wind up the rubber band. Read more
< 1 ... 3 4 5 6 7 ... 24 >

Explore Our Science Videos

Quick Links X
Top
Free science fair projects.