In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

This year on Mother's Day, try this gift project that brings together an appreciation for gardening with a hands-on lesson in art history.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

Cleaning can be a chore, but not with this sudsy experiment!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this activity your child will create their very own marble maze!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.