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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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Showing 1 to 15 of 70
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
This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!
Fourth Grade
Physical Science
Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!
Fourth Grade
Physical Science
Try this chemistry experiment with your fourth grader and get some 'shocking' results!
Fourth Grade
Physical 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
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
Help your child plant a âtea garden': a garden made of herbs for making teas.
Fourth Grade
Nature Activities
This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.
Fourth Grade
Physical Science
An hour glass, also known as 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
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
Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.
Fourth Grade
Physical Science
Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.
Fourth Grade
Physical 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

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