Talk:Mental abacus

Merge
what about merging this with abacus? --MarSch 17:15, 5 December 2006 (UTC)

I second that--Cronholm144 00:15, 13 May 2007 (UTC)
 * It seems that the "mental abacus" system is gaining more notoriety and has been the target of psychologists and reserachers. / ƒETCH COMMS  /  18:20, 9 August 2011 (UTC)