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 on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

In this project students experiment with making music using only glasses of water.

Demonstrate how to tell the age of an egg without having to crack it open.

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

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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

Find out which type of sponge holds the most water.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

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.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

In this fun experiment, we'll find out how color affects heat absorption!

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

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.