Table 3.

Challenging our Minds (COM) domains and task example.

Track (number of tasks)	Type of tasks within tracka
Attention (10):	Participants respond as quickly as possible to colors, sounds and images as they appear and/or move across the screen
Executive function (11):	Participants differentiate and organize data and information by categorizing shapes, colors, words and numbers
Memory (8):	Participants remember locations of colors and images, recall the facts associated with a phone message, recall series of up to 5 numbers forward, backwards and after a 15 second delay.
Visual spatial skills (9)	Participants complete complex puzzles and designs, identify and recognize shades of light/dark, complex patterns angles, and spatial relationships among different objects.
Problem solving (10):	Participants organize information and use deductive and inductive reasoning to come to conclusions and solve problems.
Communication (5):	Participants complete tasks focusing on auditory discrimination, verbal comprehension, reading and following both written and verbal instructions.

^aDue to space limitations, a subset of tasks are described for each track