She insists that the authority would not hesitate to prosecute other parents whose children repeatedly miss lessons.

BBC: Mother jailed for son's truancy

The Department for Education (DfE) said schools were expected to take a "tough line" on requests to miss lessons.

BBC: School term-time holidays: 'Most parents take them'

Year groups will take it in turns to miss lessons because the loss of the arts and theatre block has left the school with a shortage of classrooms.

BBC: Lytchett Minster School

Healthy kids may miss out on lessons in hygiene and nutrition.

CNN: Are school nurses disappearing?

The school said pupils would not miss out as no lessons were planned.

BBC: Prince Henry's Grammar School strike over academy plan

The composer, who has worked with the likes of opera singer Bryn Terfel and the Royal Ballet, is also concerned that poorer families could miss out, with only wealthy parents able to afford music lessons.

BBC: Cuts threaten Wales' musical reputation - Karl Jenkins