FISCHER LAB
DEPARTMENT OF PSYCHOLOGICAL & BRAIN SCIENCES
JOHNS HOPKINS UNIVERSITY
125 AMES HALL
3400 NORTH CHARLES ST.
BALTIMORE, MD 21218

1. Install Psychtoolbox here; carefully read this course for what it is for. 

2. Learn these demos:  always first check out help info, and then evaluate it line by line by selecting a line and then right clicking

- demo 1: open screen

> Your task: 

>> make the screen white,

>> then make it blue, 

>> then make it 500 by 500 rather than full screen

- demo 2: timing the change. 

> Your task: 

>> make the screen change color every 4 secs, 

>> change color into: yellow, green, blue, black, 

>> add one more color change of your choice

- demo 3: present fixation

> Your task: 

>> make the fixation centered on a 500 by 500 screen rather than full screen

>> make the fixation presented in the upper left corner 

>> make the fixation line thicker and the fixation cross bigger, and make it red

>> present the fixation only for 3 sec and then flip to a white screen with nothing on it

Psychtoolbox for Undergrad RA