Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

High school kids learn about fruit fly ethology in this cool lab that determines fruit fly movement and behavior under different conditions. Check it out.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This project explores differences in people's reactions to images in color and images in black and white.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

This science project investigates the influence of different genres of movies on appetite.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

This experiment evaluates whether motivational music can improve athletic performance.

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

In this experiment you will evaluate whether praise improves athletic performance.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.