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In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

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

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.

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

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

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This project involves the programming and development of a 3D Rubik's Cube application using C++.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

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

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool 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.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

The project researches how lubricants affect the mechanical advantage of a pulley.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

The objective of this experiment is to evaluate the effects of acid rain on plants.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.