Claires Court School is a 2–18 all-through private day school and sixth form in Maidenhead, Berkshire, England. As one of a small number of diamond schools located in the United Kingdom, it is unique in that while its nursery and sixth form are mixed, Juniors (primary) and Seniors (secondary) are single-sex, though as of 2023, the Juniors will begin to merge into fully coed over the course of the ... Wikipedia