Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

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.

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.

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Test your skills as a weather forecaster, and learn some science terms on the way!

This science fair project examines whether ocean water can be made safe to drink.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This project concerns activity happening millions of miles away, on the sun.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.