Ontario elementary students to return to class full-time, hybrid learning for most high schoolers Based on the Ministry of Education guidelines, school attendance will be voluntary, based on parent choice.The HWCDSB says more details on back-to-school provisions will be shared in the coming days and will provide more clarity on screening, physical distancing, hand hygiene, suspected cases of COVID-19 and positive test results, PPE, cleaning and disinfecting of schools.The more details guidance document will also include information on buses, transportation, lockers, recess and playgrounds, visitors, lunch protocols, teaching and learning (including timetabling and cohorting, synchronous and asynchronous learning), mental health supports,.