Numbers eye gaze accuracy
Target based activity for working out the limit of one's calibration.
The number of cells available in this gridset are 6, 12, 20, 30, 42 & 60
Grid 3
Target based activity for working out the limit of one's calibration.
The number of cells available in this gridset are 6, 12, 20, 30, 42 & 60
Grid 3
