How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

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.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

This science fair project teaches students about wilting and browning of salad greens.

Teach your child about using pumps to move water in this simple and educational preschool science activity!

This science fair project idea determines which method of hand cleansing is the most effective.

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

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

Make a spring collage with your child to get them outside and those creative juices flowing!

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 demonstrates that plants give off water.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

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

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

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

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

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.