This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

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

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Show your teen how to analyze the nutritional value of her favorite meals. She may be surprised to find out how healthy--or not--her favorite foods are!

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

Here's a pressed leaf card project that puts science and writing together for your second grader.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

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

The concept of metamorphosis is fascinating to children of all ages. Help your child's creativity take flight as she makes her very own butterfly life cycle.

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

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!

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

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

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.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!