The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

This project investigates the affect of storage temperature on microwave popcorn.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Find out whether putting something on top of a plant will inhibit its growth.

Find out which kind of bubble wrap fares best when put in impact.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

In this science fair project you will make a model of a cell membrane using very simple material.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

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

This science fair project idea explores whether white light can be separated into different colors.

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

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.