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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.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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

Make a lei and bring a touch of the tropical lifestyle into your home!

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

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!

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Take the art making outside: have your first grader make a clay relief sculpture of the natural world. This is a great activity for summer.