This science fair project idea determines which method of hand cleansing is the most effective.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

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.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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

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

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

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!

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

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!

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

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.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

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

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

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

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.