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Fourth Grade Science Activities and Experiments

Browse through our Fourth Grade science activities & experiments. We have many Fourth Grade science activities to keep your student learning on the fly, all year long. For more in depth science projects, take a look at the Science Fair Project Ideas section of the site.

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An hour glass, sometimes called a sand clock, keeps time. In this activity, your child will make her own sand clock, and measure the time it keeps.
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 fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.
Fourth Grade
Life Science
Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.
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
Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.
Fourth Grade
Physical Science
Make physics come alive for your child by demonstrating how different kinds of energy work in this simple cone-and-carton water experiment.
Fourth Grade
Physical Science
Have your child build his own mini waterfall, and help him develop his planning, problem solving, architectural and science skills.
Fourth Grade
Physical Science
Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!
Fourth Grade
Life Science
Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, or just to pamper herself.
Fourth Grade
Physical Science
If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!
Fourth Grade
Physical Science
Give your budding young observers a chance to discover simple machines at use in their own home.
Fourth Grade
Physical Science
Let your fabulous fourth grader use her favorite flowers, fruits and herbs to cook up a delicious perfume that she can wear proudly to school!
Fourth Grade
Nature Activities
Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.
Fourth Grade
Physical Science

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