In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Find out whether a longer airplane will fly farther or a wider paper airplane.

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.