What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

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

Help your kids map the "global footprint" of your family's grocery cart by investigating how far your food travels before landing on your dinner table.

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

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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

Give your child a taste of life in Civil War era America by mixing up a batch of old-fashioned cornbread, adapted from a 19th century recipe.

Nothing says fall like pumpkin soup, but it's also really good for you, with high amounts of fiber, iron, zinc and free radical busting antioxidants.

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.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Ask your kids to write these one-sentence "Holiday Wishes." Without realizing it, they'll be building third grade Language Arts skills.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

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

Show your young artist how to celebrate Mary Cassatt, an Impressionist painter, by creating a mother-child painting in her style.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Your child will learn a whole alphabet of different jobs while they complete this brain-teaser chart just in time to celebrate Labor Day!

Create a self-portrait from natural materials in this collage craft activity!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Use these pretty egg carton flowers to decorate a spring table. They don't require water, they'll never wilt, and they're perfect for Easter.

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

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this design challenge, your child will create a parachute for a small toy using typical household items.