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

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

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

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

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

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.