A Master Thesis entitled”The Effect of Formative Assessment in Mathematical Achievement and Critical Thinking of the Eighth Grade Students in Nablus Governorate” (in the Program of Methods of Teaching Mathematics)   by”Nakam Sawalhee” will be defended on Sunday 13^thSep.2020,  under the supervision  of ”Dr Souheil Salhah & Prof. Naje Qatanani” by (11:0 0  ) am in the Korean Institute/G0020