What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project that examines condensation and the conditions needed in order for dew to form.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

This science fair project idea explores the different properties & interactions of sugar molecules.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Discover how and which salt melts ice the quickest.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Budding bakers can explore the excitement of the kitchen without fear of cuts or hot ovens by making these super simple and tasty cookies.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Take a stab at 18th century American cooking with your kids by following this tasty recipe from one of the first colonial cookbooks.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Cook Halloween pasta on All Hallows' Eve. This green pasta with toothy almonds is a super scary and tasty dinner for trick-or-treaters on Halloween night.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Made to humorously resemble reindeer droppings, these simple to make and yummy to eat holiday desserts are destined to become a family favorite.

Learn to make homemade ketchup with your child and experiment with spices and flavors!

Reinforce your child's measurement and problem solving skills this holiday season! This decadent bread pudding, dressed up with pumpkin and warm spices, is a holiday show-stopper.