Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

This science fair project idea explores the egg's thin membrane.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Slip some science into storm watching with a homemade rain gauge!

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This science fair project idea investigates how magnetism can defy the force of gravity.

The objective of this science project is to determine the length of time for different seeds to germinate.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

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

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Jazz up your patio or backyard with hip and quirky planters made from simple Mason jars.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

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.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.