Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Help your preschooler create ice cube bead necklaces to cool off while practicing gross motor skills and sequencing, and discussing states of matter.

Preschoolers are fascinated by how colors can be mixed to form new ones. This activity combines color mixing with the concept of melting for extra science fun.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

If using regular watercolors is getting a little dry, liven things up by using salt to create a beautiful painting with unique crystal texture!

This science fair project idea compares the mass and density of objects.

When the wind starts blowing, you and your child can plant a sponge garden in the comfort of your own kitchen. Here's how:

Determine how we can separate the components of a solution

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

Science fair project that demonstrates how stalagmites and stalactites are formed.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

This Sephardic meat pie features ground beef, mashed potato, onions, and spices simmered in a hearty gravy and then baked in matzoh crust.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Create a tornado vortex in your kitchen in this 5th grade science experiment. All you need are two plastic bottles, duct tape, and a metal washer to begin.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

This science fair project idea explores the different properties of matter.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.