Cancellation Drills - 1
Master visual scanning and target detection with dual-grid practice. Mark targets in dense grids under time pressure.
Number CancellationAlphabet CancellationDual GridTimed
Grid 1: Prime Numbers
Mark only: 2, 3, 5, 7
Marked
Correct
Wrong
00:00
Grid 2: Vowels
Mark only: A, E, I, O, U
Marked
Correct
Wrong
00:00