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Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

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

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

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.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

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

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.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This project examines whether more expensive golf balls translate into better results on the golf course.

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

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

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

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

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