BRIEF-Promethean World Q3 sales down 41.2 pct yr-on-yr

LONDON Oct 4 (Reuters) - Promethean World PLC : * Y ear-to-date group revenue was £123.2M, 30.0% lower than the same period in

2011 * Third quarter group revenue was £40.0M, down 41.2% versus the third quarter

in 2011 * In the short term, education markets constrained by customer funding issues,

in the US and Europe * For 2013, the group expects that market conditions will continue to remain

difficult