3rd Grade Science Activities
Browse through our third grade science activities. We have many 3rd grade science activities to keep your third grader learning on the fly, all year long. From from testing out your taste buds to building a barometer, you'll find our collection of third grade science activities below.
Make a Galaxy Mobile
Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.
See the Science of Sound
What causes sound? Here's a quick and easy science experiment that helps to add a visual element to the science of sound.
Make Your Own Glass Cleaner
Ever thought of making your own household products? Try this home recipe for glass cleaner that's easy, effective and very inexpensive!
Make Your Own Marshmallows
Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!
Make a Water Magnifier!
Here's an interesting activity that will enable your child to make her own magnifier out of a drop of water!
How Old is That Tree?
We can't ask a tree how old it is, but there is a way to find out without chopping it down. Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!
Make a Balloon Stick to the Wall Like "Magic"
Almost every adult tried the classic balloon-on-wall trick as a kid, but it never ceases to amaze little kids who see it for the first time. Try it with your kids and watch their eyes light up in wonder.
Make a CSI Kit
Normal household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with.
Make Gak: Experiment with Polymers
Did you know some substances can be both solid- and liquid-like? In this science activity, you and your child will experiment with an in-between state of matter: polymers! Mix borax with white glue and watch what happens!
Play Duplication: Nature Memory
Try this fun outdoor game on your next nature outing. Collect different items from nature and invite players to find a matching item based purely on memory! It's a great way to promote nature preservation and boost memory skills.
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