Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Learn all about balance and motion as your child designs a corn maze!

The objective of this science project is to determine the length of time for different seeds to germinate.

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

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

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

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

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.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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!

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

In this project, a basketball containing different psi is dropped to see how well it bounces.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

This science fair project idea explores how length affects the weight a bridge can hold.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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!

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

In this activity your child will create their very own marble maze!

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.