COVID-19: Pre-schools to further restrict visitor entry, mixing of children and staff Toggle share menu Advertisement COVID-19: Pre-schools to further restrict visitor entry, mixing of children and staff Pre-schools and early intervention centres will tighten visitor admissions, allowing only those needed to support operations and perform necessary functions, and parents accompanying newly enrolled children to enter. Alif Amsyar reports. 2 related media assets (image or videos) available. Click to see the gallery. 05 May 2021 10:19PM) Share this content Bookmark SINGAPORE: Pre-schools and early intervention centres will tighten visitor admissions, allowing only those needed to support operations and perform necessary functions, and parents accompanying newly enrolled children to enter.