This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This science project teaches students to classify different shapes of leaves.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This science fair project teaches students the differences between fruits and vegetables.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

If your mom likes flowers, make her a sweet gift that she'll treasure with this fun craft, a pretty Pressed Flowers Card!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

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