Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Help your preschooler grasp the concept of ordering and sequence while teaching him valuable vocabulary with simple activities around the house.

Make pickled carrots at home! Here's a fun activity to get your child in the kitchen and make something special with no fuss or muss.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Let your preschooler create something cute while making something delicious to eat: create bread sculptures, or shapes of bread dough!

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

This project explores what happens to a rubber band when it is heated and cooled.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

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.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

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 activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.