In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

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.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

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

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea determines the probability of a coin landing heads or tails.

Find out whether packaged seeds actually do expire in this new science fair project idea.

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!