4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea determines the most effective method of preserving food.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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

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.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

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