Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Discover whether cold or hot water from the faucet will boil faster on the stove.

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

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science fair project idea determines which method of hand cleansing is the most effective.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.