Take  this Test by printing the test with the PRINT button on the left.

Draw lines to connect consecutively number and letteres circles, alternating between the two sequences: 1-A-2-B-3-C and so on. Draw these lines as fast as you can without lifting the pencil from the paper, measure the time it takes you to compete the exercise. Scoring: Good (75 seconds or less); (76 to 150 seconds); poor (more than 150 seconds).

Recent research, including an article published recently in the Journal of the American Medical Association, shows that boosting mental skills with simple exercises can help slow the rate of decline as people age.

reprinted from "The Washington Post"