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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

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.

In this experiment you will replicate the mummification process by making a hot dog mummy.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project idea explores the egg's thin membrane.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

In this experiment we will be determining whether birds prefer certain colors of seed.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science fair project idea investigates how magnetism can defy the force of gravity.

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

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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