When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

This science fair project teaches students about wilting and browning of salad greens.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Discover whether cold or hot water from the faucet will boil faster on the stove.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

In this project children practice the scientific method while playing with puffy paint.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?