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This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

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.

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

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

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.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

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.

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