An answer sheet adapted for computer scoring has a first mark enclosing a space, printed on the sheet, and a second mark enclosing a space, printed on the sheet, wherein the second mark is encompassed by the first mark.

 
Web www.patentalert.com

< Computer enabled training of a user to validate assumptions

< Location determinative electronic training methodology and related architecture

> Glass dry-erase board

> Method of gravity distortion and time displacement
~ 00252