First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.