Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

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

Test whether spot magnets can help improve the symptoms of an injury.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

In this science fair project, students make their own rain gauge to measure rainfall.

Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science fair project idea identifies and understands adaptations in birds.

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

This biodiversity project examines the biodiversity in your own backyard.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.