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.

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!

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.

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

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

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

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.

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.

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

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

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

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

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

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.

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

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

This science fair project idea experiments with spinning color wheels and optical illusions.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

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

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.