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

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

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

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.

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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 investigates how the shape of an object affects drag.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This science fair project idea produces varying pitches of sound.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

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

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.