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

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

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

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 cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

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

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

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this activity, your child will learn about a style of gardening that uses moss, also called "kokedama."

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

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

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

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

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

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

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

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

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

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

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!