COVID-19 protocols to child-care centres, including allowing singing indoors and letting visitors in the centres.The updated guidance follows calls from parents and operators for the government to review some of the rules that were brought in last summer when centres reopened, and brings some rules in line with Ontario’s recently announced back-to-school plan.The guidance says that because the risk of surface transmission of the virus is low, the focus should be on hand washing rather than having to clean a shared toy between each child who uses it, and that group sensory materials — such as water tables — are allowed.