Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

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!

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Science fair project that tests whether cats have a preference for organic food.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

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

In this project, several food items are tested to determine whether they contain starch.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

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.

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

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

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.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

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.