What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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.

Make your own dreidel from modeling clay with this Hannukah craft activity!

Build a paper boat that's modeled on the ones used to cross the Nile River in ancient Egypt!

Winter is a great time to build a friendly snowman! Turn regular modeling clay into a glittery snowy surprise.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

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

Explore griffins, dragons, and other medieval mythical beasts through sculpture by making your own bas relief beast out of modeling clay.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Enjoy the beauty of winter from the comfort of your home with this first grade art activity: make sparkly snowflake sculptures using modeling clay and glitter.

Celebrate Read Across America with a Dr. Seuss-themed craft: make a paper plate elephant ears costume modeled after Horton from Horton Hears a Who!

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

In this activity, your child will learn about the different parts of the brain and how mindfulness can build connections of calm.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

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

Want a sugar-sculpted house, just like Hansel and Gretel found? Make a miniature version in this sweet geometry activity.

Cultivating resilience is one of the most important ways we can overcome challenges and reach our goals. In this activity, children will explore the concept of resilience and then create a video to explain and teach resilience to others.

Is your child missing a friend or family member that's away at college, far from home, or in the hospital? This cute gift box says "Wish you were here!"

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.

Challenge your fourth grader to try to recreate the geography of her state using just flour, salt, and water.

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.