This science fair project explores how osmotic pressure forces water through the root up into the plant.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

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

Examine the effect of pressure on carbonation in soda.

This science fair project idea investigates if fats add to the flavor of food.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

This science fair project idea provides evidence that air is everywhere and takes up space.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

What happens when colored beams of light mix? You might be surprised.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?