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Second Grade Science Activities and Experiments

Browse through our Second Grade science activities & experiments. We have many Second 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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Magic, science, or household cleanser?  Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.
Second Grade
Physical Science
Put your second grade scientist to work this Fourth of July with our colorful 'liquid fireworks' project!
Second Grade
Physical Science
Help your child understand the scientific concept of evaporation with this fun outdoor science activity.
Second Grade
Physical Science
Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.
Second Grade
Nature Activities
Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.
Second Grade
Physical Science
Make all-natural dye from vegetables to create gorgeous homemade play-silks!
Second Grade
Nature Activities
Your child scientist can create a cave or icicle formation at home with this simple and fun activity.
Second Grade
Physical Science
Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.
Second Grade
Nature Activities
The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.
Second Grade
Life Science
Help your child celebrate the summer and the sun by making a sandy seascape.
Second Grade
Nature Activities
Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.
Second Grade
Nature Activities
Use this science experiment to teach your second grader how dark colored clothing retains more heat than light colored clothing!
Second Grade
Physical Science
Want to make lightning? This science experiment creates an electrical charge that's like a mini lightning bolt! Safe, tame, but fun.
Second Grade
Physical Science
Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.
Second Grade
Physical Science
Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.
Second Grade
Life Science

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