Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Your preschooler wonât need a passport to go on this nature safari! All you need are paper, crayons and a nature trail or your back yard.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

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!

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!