This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

This project explores differences in people's reactions to images in color and images in black and white.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

Can cells be frozen? This science fair project provides information to answer this question.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

This science fair project idea demonstrates how our fingers prune when in water.

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

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

This experiment investigates whether left-handed test subjects have better memories than right-handed participants.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.