Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

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

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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

Children use their design thinking skills and powers of observation to create and construct a bird nest.

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

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea experiments with spinning color wheels and optical illusions.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

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

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

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.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.