In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

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

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

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

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

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.

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.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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?

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science fair project idea investigates how the shape of an object affects drag.

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!

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