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.

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!

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.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

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

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

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.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

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 first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

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

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

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

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.

Here's a pressed leaf card project that puts science and writing together for your second grader.

This fun activity makes use of pasta shells, paint, and glue make a crab while your child learns about this unique creature.

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

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.