The Concentration Grid

HOW TO: Click each number starting from 00 up to 99. Your time will automatically recorded and you can veiw it in your history. If you forget which number to look for the "Current Number" display will help you.

NOTE: Navigating away from this page will cancel your time

Clicking the start button will begin the timer.

52500268488308141999
84121322698859541653
79254175383091580739
76973626376147424056
20950515636218288781
31237386039224894655
72857466650044104551
96115798712977277835
01803270930633439460
67210917048234906449

Time:

CURRENT NUMBER:00

Congratulations!

You completed the concentration grid with a time of

Record this to chart your progress over time.

Continue To Practice