Determine if left-handed people have faster response times.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Do you think heat can affect a plant's growth rate?

Think about the adaptive utility of an important aspect of our physiology.

This science research project challenges students to think of more effective lobster farming methods.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion 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.

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 science fair project idea compares the cuteness reaction between genders.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This project examines whether and what associations exist between numbers and letters and colors.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Will the shape of an ice cube impact how fast the ice melts?

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Plants and light seem to be good buddies, but how far does the friendship really go?

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

Test your friends to find out if you can replicate the placebo effect's incredible results.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.