Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

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

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

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

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.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

This science fair project idea investigates how color affects temperature.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

This science fair project idea determines the most effective method of preserving food.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project idea determines if the color of light affects the growth of plants.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!