Schools and colleges were closed from Apr 21 to Apr 27 due to the scorching heat throughout the country
Their 13-point charter of demand also include a halt to setting up of statues in educational institutions and roundabouts countrywide, and punishing the ‘atheist’ bloggers.
Earlier, the Chittagong-based group also called a nationwide daylong general strike protesting what it claimed were government obstructions to its long march to Dhaka.
Organisation’s Secretary General Junayed Babu Nogri issued the ultimatum from a rally in Motijheel on Saturday.
He also announced rallies in all the divisional cities -- Chittagong, Rajshahi, Khulna, Sylhet and Barisal -- and Faridpur, Bogra, Brahmanbaria and Mymensingh throughout April.