In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Help your child learn about animal classification with this fun and delicious activity.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Learn whether writing things down really makes things easier to remember.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

This science fair project will help students learn about non-vascular plants, such as mosses.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Learn with makes water molecules work with this fun and easy science activity!

Learn all about balance and motion as your child designs a corn maze!

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Learn about Ikebana, or the Japanese art of flower arranging, with your child while artfully arranging spring flowers!

Make sourdough bread...and learn some colonial history and modern science in the process!

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.