A Master Thesis entitled” Metacognitive processes in Learning the Quadratic Function with GeoGebra of Tenth Grade Students in Salfit Governorate”  (in Program of Methods of Teaching Mathematics)  by “Maram Saleh” will be defended on Sunday 24^thMarc.2019,  under the supervision  of “Prof. Wajeeh Thaher” by (11.0 0) am in the  Korean Institute/B1090