Unfortunately the conference venue does not provide any childcare facilities. However, there are a few holiday clubs which may be able to accommodate school-age children during the conference. Please contact them directly to enquire.
https://www.barracudas.co.uk/camps/cambridge/
https://www.kingscamps.org/venue/cambridge-university/
https://www.supercamps.co.uk/Venue/long-road-sixth-form-college
https://www.childbasepartnership.com/west-cambridge-day-nursery