This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

These cute holly-shaped hair clips are a breeze to make for holiday celebrations. They make a great party activity, too!

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

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

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.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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

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

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.