International Development Secretary Andrew Mitchell said the aid would help get children back into education, after some 8,000 schools were destroyed.

Eight million people rely on handouts to survive, six weeks after the monsoon rains caused the flooding.

Some 20 million people in an area larger than England have been affected.

The amount of UK aid now totals £134m and this latest donation comes as the UN appealed for £1.3bn to help with the relief effort.