Teachers Union head Yaffa Ben David warns there will be a huge shortage if thousands of educational staff are compelled to stay home

Initiative will be first reform put in place by Yifat Shasha-Biton; Friday studies to continue in elementary schools -- for now

Premier proposes extending school year into summer to make up for lost time; teachers' leaders oppose plan

With hotel quarantine requirement about to expire, top ministers agree to further restrict entry to country over virus variant fears