Here you will have the opportunity to test your reaction time when faced with stimuli whose properties you have to discern as quickly as possible

Internet Psychology Lab

University of Illinois

Michael Fetzer

University of Souther Mississippi

Jeff Elman

University of California, San Diego

Jason Armfield

The Flinders University of South Australia (now Australian Institute of Health, University of Adelaide)

This Web experiment takes about 15-20 minutes to complete

Kevin O'Neil

University of Nebraska--Lincoln

Some recent psychoacoustical research show that the cyclical nature of tones is not necessarily restricted to the octave. Help to find out for sure.

Internet Psychology Lab

University of Illinois

Bem Allen

Western Illinois University

Kath Straub

Johns Hopkins University

Michael Birnbaum

Cal State Fullerton

This effect occurs when we hear and see someone talk. Our experience of speech is cross-modal: we obtain some information from looking at the lips

Internet Psychology Lab

University of Illinois