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.

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!

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

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

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.

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!

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

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.

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.

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!

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

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

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

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

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

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

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.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

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

This science fair project idea demonstrates that plants give off water.

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

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 recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

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

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

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