This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea researches the effects of acid rain on plant growth.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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.

This science fair project idea produces varying pitches of sound.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This biodiversity project examines the biodiversity in your own backyard.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Science fair project that determines whether mass and weight are the same or different.

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Introduce your child to the amazing, almost magical phenomenon of static electricity!