Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

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

Engineers in training can get started with this simple wheel-and-axle construction activity.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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

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

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

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

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

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.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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

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.

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

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.