How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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!

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

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.

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

This science experiment tests if dog saliva can really help heal wounds.