The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Slip some science into storm watching with a homemade rain gauge!

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

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.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Transform your uncomfortable wooden shoes into charming mini planters!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

This science fair project teaches students about wilting and browning of salad greens.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.