This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project idea determines if the color of light affects the growth of plants.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

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

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

This science fair project idea explores which fruit molds the fastest.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

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

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.