Prices & Booking A full-day visit consists of two teaching sessions (4 hours in total), with a half-hour lunch break. Adults and a pre-visit are free. We can also arrange half-day visits, please enquire for prices. To make a booking or enquire please click here. We are a charity and no profit is made from our education services, which are subsidised by donations from our supporters. The rates above are the minimum necessary to provide a high quality service.