The project is to investigate yeast fermentation and its results on hand of latex balloons.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project idea measures and compares effects of chemical weathering, specifically carbonation, on different kinds of rocks.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

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.

This science fair project idea researches the effects of acid rain on plant growth.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Check out this cool science fair project on identifying rocks and minerals for kids.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

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

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea explores whether color affects a person's emotional state.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea investigates whether plants can survive being frozen.

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!