DiagnosticGame app: C Visual Acuity
Self-Testing Binary Choice: PRESS Yes.. When C's are oriented the same; PRESS No.. When C's are oriented differently. Simple, Pre-verbal, any language.
Tutorial slideshow
STARTING SCREEN
Choose "C" to Use Landolt C LettersAre the "Cs" the SAME? YES
The Opening in TOP C is in the same location as the Opening in the BOTTOM C.Are the "Cs" the SAME? NO
The opening in the Cs are in DIFFERENT Positions.Show More