Showing Results for and elapsed time

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This basketball project explores the best way to make the perfect shot every time.

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

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

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!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

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!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Summer is a great time to work on pre-kindergarten skills that will serve your child well in her first year at school, while having some fun in the sun!

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.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

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

Travel back to the Jurassic age with this creative dinosaur activity that would make a great addition to any wall or fridge.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

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

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

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.

This science fair project idea identifies and understands adaptations in birds.

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.

Make frog feet sponge prints with your child for a fun and educational crafts activity.

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!

Help your child build her very own science laboratory at home for experiments and science projects. This is a quick, easy, and fun educational tool!

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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.