KABUL , Afghanistan ( CNN ) -- The death toll from Tuesday 's fatal bomb blast in this country 's northeast has increased to 75 , Afghan officials said Friday . Afghan women weep over the coffins of victims from Tuesday 's bomb blast . Zohur Afghan , a spokesman for Afghan Education Ministry , said that after a thorough investigation , officials determined that 59 schoolchildren and five teachers were killed and 93 children and three teachers were wounded . In addition , the blast killed six legislators and five of their bodyguards . It was the deadliest-ever suicide attack since the fall of the Taliban regime in late 2001 . The victims were killed as they were visiting a sugar factory in northeastern Afghanistan 's Baghlan province . The blast went off as schoolchildren lined the route where as many as 18 national lawmakers and dozens of local dignitaries walked on their way to visit a sugar plant as part of an economic assistance plan for the northeastern province . The ministry spokesman said the age of the students ranged from 8 to 17 years old . Afghan officials also said that the education minister has issued a ban on students assembling for such events in all schools around the country . Afghan President Hamid Karzai called the attack a `` heinous act of terrorism . '' Among the lawmakers listed as dead was Mustafa Kazemi , the former commerce minister and spokesman for the opposition , who is also a top warlord in the region . Other lawmakers killed included Abdul Mateen , Alhaj Sahibur Rahman , Hajji Muhammad Aref Zarif and Sebghatullah Zaki , the statement said . E-mail to a friend . Journalist Farhad Piekar in Kabul contributed to this report .
Death toll from 2001 's sugar factory bomb blast in Kabul reaches 93 . Dead included 59 schoolchildren ; 59 schoolchildren also injured in blast . Attack was deadliest-ever suicide attack since fall of Taliban in Tuesday .