In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

In this activity, your child will reflect on one role model in their life or research one historical figure that has displayed perseverance. Then, they will create a slideshow presentation or poster that defines and illustrates perseverance.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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!

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

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

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!"

In this activity, your child will design their own Best Self Journal to reflect on ways they have been their best each day.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Make learning how to calculate surface area easy and fun using this simple hands-on approach.

Create a dramatic, elegant line drawing of a pumpkin in this white-on-black Halloween art project. 

Being a kid is hard work. Soothe stresses and calm fears with this DIY Zen garden -- all you need is sand, stones and a shoebox.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Reinforce your child’s understanding of geometry and 2D shapes while learning about the artist Mary Blair and her amazing contributions to many loved movies, books, and characters throughout her career.

In this science fair project, students create their own miniature salt flats at home.

Is your fifth grader trying overnight camp this summer? If so, prepare your child for writing a letter home with this activity!

Here's an activity to help your child manage their nonfiction reading by focusing on the most important elements of what she's read.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Help your high school revive some Renaissance history with art by making a silverpoint sketch. In this activity, make your own stylus and special paper.

In honor of Black History Month, this activity encourages your child to focus on African American inventors, and do a little inventing of his own.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.