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1000 Science Fair Projects with Complete Instructions

Have you ever wondered why people do the things they do? That's what psychology is all about! It's the study of the human mind and behavior, and how they work together. From emotions to memory to personality, psychology covers it all.
Intentional vs. Passive TV Memory
General Psychology Science Fair Project
Easy
Tell one group to memorize details from a TV show and tell another to just watch. Then quiz both to compare recall.
Smell and Flavor Perception
General Psychology Science Fair Project
Easy
Blindfold a volunteer and pinch their nose to see if they can tell an apple slice from a pear.
Gender and Ruler-Drop Response Time
General Psychology Science Fair Project
Easy
Drop a ruler between someone's fingers and measure how far it falls to compare response times between boys and girls.
Body Dominance Across Hand, Foot, Eye, and Ear
General Psychology Science Fair Project
Easy
Test whether right-handed people also favor their right side for kicking and listening.
Rapid Instructions and Memory Recall
General Psychology Science Fair Project
Easy
Fire eight rapid commands at a group and find out whether anyone can recall which task came third on the list.
Subliminal Messages and Color Choice
General Psychology Science Fair Project
Medium
Hide a message in a music track telling listeners that orange candy tastes best, then see if they reach for orange when given a choice.
Flash Card Color and Memory Recall
General Psychology Science Fair Project
Medium
Show participants flash cards in four different colors and discover whether any color leads to better recall.
Beverage Color and Flavor Perception
General Psychology Science Fair Project
Medium
Dye four identical lime drinks different colors and see how many people taste flavors that match the color instead.
Classical Music and Falling Asleep
General Psychology Science Fair Project
Medium
Track how long ten nursery participants take to fall asleep over ten days and compare silent nap times to ones with classical music.
The Stroop Effect and Gender Differences
General Psychology Science Fair Project
Medium
Time twenty males and twenty females reading mismatched color words aloud to see whether gender changes Stroop effect speed.
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