In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

Bring the crisscrossing lines of highways and the sprawling webs of metropolitan cities to your dinner table!

Photo coasters are a lot of fun, and this tutorial helps you make a unique set of low-cost photo coasters. Craft some photo coasters with your child.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

These DIY coasters are an easy-peasy, activity for small hands to manage, and a good way to get ready for summer, when cold drinks abound.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

When itâs too warm to ice skate or too cold to roller skate or you simply want an anytime, indoor activity, set up a wax paper skating rink.

Make a handprint turkey with your child to celebrate Thanksgiving. A handprint turkey makes a great base for Thanksgiving coasters, note cards, or place cards.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Does your young writer need more details to beef up her writing? Why not make it fun by mixing in some creative artwork, and take her writing to the next level.

Here's a motivational kit that lets your emerging reader know you're with him for the whole wild ride.

For a fun activity that will have lasting effects, make this time capsule with your high school child, to be opened after college graduation.

Introduce your preschooler to patterns in this arts and craft activity that uses household materials to create and paint scratch prints.

Take some inspiration from the past and create some wood block prints with your fourth grader.

Introduce your kindergartener to some art history by showing him how to create an everyday object print, Andy Warhol-style.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

Here's a fun arts and crafts activity for your preschooler or pre-kindergartener: make a print relief out of cardboard.

Teach your child how easy it is to make homemade pasta, infused with delicious and nutritious autumn pumpkins.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

Have an empty cereal box you're ready to toss in the bin? Help your child recycle that box into some wacky glasses in this fun craft!

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

Enlisting the cooperation of your teenager to help prepare your household for an emergency is the perfect way to get set, fast.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

The objective of this science project is to investigate patterns in fingerprints among family members.

The project researches how lubricants affect the mechanical advantage of a pulley.