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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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.
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Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.
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Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!
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This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.
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Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.
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Help your child understand the scientific concept of evaporation with this fun outdoor science activity.
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This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!
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This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.
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This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.
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Introduce your second grader to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!
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Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!
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Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.
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This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.
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Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.
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This weather spinner will improve your second or third grader's observation skills by encouraging her to examine and track weather details and patterns.
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Introduce your child to the amazing, almost magical phenomenon of static electricity!
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Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.
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Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!
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Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.
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Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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