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In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

How do organic materials become soil? This science experiment measures what materials biodegrade.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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!

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

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.

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

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!

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

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

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.

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.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Help your child celebrate the summer and the sun by making a sandy seascape.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.