Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

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

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Check out this cool science fair project on identifying rocks and minerals for kids.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project idea examines which type of insulation holds in the most heat.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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!

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.