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

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

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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

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

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

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

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!

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

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

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

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

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.

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 science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Make sourdough bread...and learn some colonial history and modern science in the process!

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

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

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

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.

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.

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

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.

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

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.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

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