Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Planning a beach vacation? Here's a cool nature craft you can make in the sand with your child.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Learn all about balance and motion as your child designs a corn maze!

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!

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

This science fair project teaches students about wilting and browning of salad greens.

Help your child make a beautiful homemade sandcastle that will last!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?