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

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.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

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.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

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

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

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project investigates why the number of visible stars changes from place to place.

Find out whether matte or shiny nail polish lasts longer.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

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.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

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

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.