Revenues at Riverdeep, the education software firm, rose to $4.8 million (€5.6 million) in the three months to September 30th from $2.3 million in the same period last year.

Operating losses rose to $20.9 million from $15.3 million in the period. The company, which develops interactive education products for use on the Internet, said it had secured contracts worth $9.1 million in the quarter.