Oxievång school is trying out 10am starts for pupils every Monday. Here are three pupils at the school, Caithlin Fredriksen, Elias Miklas, and Matilda Friberg who see positives and negatives with the late start.

Lyssna: School principal: It's about teenagers' biological clocks and hormones

A school in Malmö has pushed back classes to start at 10am every Monday, to take into account the sleeping habits of its teenage pupils.

Getting teenage school children to bed at a decent time can be a challenge for parents, not to mention waking them up in the mornings.

In the past, the difficulty in getting "lazy" teenage...