TEENAGERS were robbed on a school playing field.

The three 15-year-old boys were outside Salendine Nook High School, off New Hey Road, when a man threatened them and stole their mobile phones and cash.

He then ran off towards Greenfield Avenue.

The incident happened at about 5.45pm on February 4.

The robber was black, 6ft tall and in his late teens.

He was medium build and wore a black hooded top, a green bandana and Adidas tracksuit bottoms and trainers.

Witnesses should call Det Con James Cooper at Huddersfield CID on 01484 436526.