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Fourth Grade Science Activities and Experiments

Our 4th grade science activities and experiments include enlightening physics demonstrations, cool electricity projects, fun food experiments, and more. For more in depth science projects, take a look at the Science Fair Project Ideas section of the site.

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How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.
Fourth Grade
Earth & Space Science
This simple 'how to make a water wheel' activity makes physics come alive for your child by demonstrating how different kinds of energy work.
Fourth Grade
Physical Science
Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.
Fourth Grade
Physical Science
Is your child a rocket scientist in the making? Here's a fun activity that illustrates the basic principles behind what makes rockets rock!
Fourth Grade
Physical Science
These educational activities get your child outdoors while he learns about life science and more.
Fourth Grade
Earth & Space Science
Try this chemistry experiment with your curious kid and get some 'shocking' results!
Fourth Grade
Physical Science
What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to 'fudge' it when interpreting what you see.
Fourth Grade
Life Science
Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.
Fourth Grade
Physical Science
Yum! Science never tasted so good. Gear up for a new school year with edible science, brought to you by your home kitchen chemistry lab.
Fourth Grade
Physical Science
Amaze your kids by separating a salt and pepper mixture using an 'electric spoon' charged with wool.
Fourth Grade
Physical Science
How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.
Fourth Grade
Physical Science
Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!
Fourth Grade
Physical Science
This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!
Fourth Grade
Physical Science
Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.
Fourth Grade
Earth & Space Science
A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.
Fourth Grade
Physical Science

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