Demonstrate how to tell the age of an egg without having to crack it open.

Do you think heat can affect a plant's growth rate?

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project idea explores whether talking to a plant will help it grow.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

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

Cleaning can be a chore, but not with this sudsy experiment!

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.

Test whether plants can grow without sunlight and water.

This science fair project idea examines which type of insulation holds in the most heat.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The objective of this science project is to determine the length of time for different seeds to germinate.

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

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this science fair project, students create their own miniature salt flats at home.

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 science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.