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

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

This activity will help your child build his early math skills by practicing shape recognition.

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

Introduce colors to shadow play with this creative and irresistible science activity!

Introduce your child to science with something they see everyday--their shadow!

Draw some educational value out of a summer stocked full of adventures!

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Use empty soda bottles to create a fun bowling set that helps your first grader practice addition skills!

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.

Examine the connection between temperature and chemiluminescence.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Here's a preschool color collage activity to help your child work on their sorting skills, and create a beautiful addition to the refrigerator gallery.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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.

Delay your child's sugar overload, and develop his critical thinking skills, by doing some "sweet sorting" of his Halloween treasures!

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Teach your child what a sugar plum is with this easy recipe that gets your child to chop, mix, and roll his way to a delicious treat.

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.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

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