Why do we tend to bathe children before bed, but wash ourselves in the morning? Ann Menzies, the Wirral
Post your answers (and new questions) below or send them to nq@theguardian.com. A selection will be published next Sunday.
Why do we bathe children before bed, but wash ourselves in the morning?
The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts