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Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

Learn about nature by making your own mini moss garden.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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

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

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.

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

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

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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.

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

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

Make a wish upon a tree with this craft that also helps your child learn more about Chinese culture.

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.

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

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

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

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

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

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

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

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

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

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.