Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

This science fair project idea compares the cuteness reaction between genders.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project idea demonstrates that plants give off water.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea explores whether dogs do look like their owners.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project what causes a soda eruption and what kinds of candy create this effect?

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Explore convex and concave objects and how they reflect light.

This project examines whether people's taste perception is influenced by what they see.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

In this project children practice the scientific method while playing with puffy paint.