In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science 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.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This science fair project idea examines which type of insulation holds in the most heat.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

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.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea explores substances that cause a bubble to last longer.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Test your friends to find out if you can replicate the placebo effect's incredible results.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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

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!

In this activity, your child will be challenged to make a tower using paper cups.

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!