The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

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.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Examine whether males or females are more likely to have a higher center of gravity.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

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

Here's a guide to starting a community clean-up project from scratch.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.