This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

The project determines the forces that cause paper airplanes to fly and determine which type of paper airplane flies the farthest.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Here's a simple science activity that will help your child better understand how wells bring us water.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This science fair project idea explores the different properties & interactions of sugar molecules.

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.

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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

Make these homemade shell fossils and introduce your child to the wonders of science!

Make frog feet sponge prints with your child for a fun and educational crafts activity.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.