What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

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.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.