How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This project examines which style of central-air system filter traps the most particles from the air.

The objective of this experiment is to evaluate which types of people are most impacted by the McCollough effect.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

This fascinating science fair project explores eye color genotypes.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Science fair project that demonstrates how stalagmites and stalactites are formed.

Determine whether the relationship between a personâs armspan and height are genetic.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.