Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

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.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Start your toy engines -- this is going to be a fast and friction-filled race!

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.