This science fair project idea investigates which objects float and sink in honey, water, and oil.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Make sourdough bread...and learn some colonial history and modern science in the process!

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea provides evidence that air is everywhere and takes up space.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea produces sounds by creating vibrations using different objects.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

This project determines what category of person is most likely to be ticklish.

Examine the effect of pressure on carbonation in soda.

Create a self-portrait from natural materials in this collage craft activity!

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Discover which fabrics shrink the most in the wash and why.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!