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.

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.

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

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

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.

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

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

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project idea investigates if fats add to the flavor of food.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

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

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

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

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.