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

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

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.

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

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

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

The goal of this project is to create an exciting topographical map out of dough.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

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!

This science fair project idea produces varying pitches of sound.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Learn how different types of soil affect how animal tracks form in this experiment!

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

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

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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

Play with balance and simple engineering as you hurry to create a sturdy rock tower.