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?

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.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Test whether plants can grow without sunlight and water.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

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

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

Test your friends to find out if you can replicate the placebo effect's incredible results.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This science fair project examines how seeds hitchhike on animals and clothing.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

In this project children practice the scientific method while playing with puffy paint.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

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.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.