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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.

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

Engineers in training can get started with this simple wheel-and-axle construction activity.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Take a closer look at the soil that surrounds us, and give your child a lesson in Geology 101!

Teach your child how butter is created by shaking up cream the old-fashioned way.

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.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Make a spring collage with your child to get them outside and those creative juices flowing!

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

This science fair project teaches students the differences between fruits and vegetables.

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.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!