A Master Thesis entitled "Positions of Tenth Grade Students’ in proving Triangles’ Congruence by using Traditional and Technological Visual Aids” (in Program of Methods of Teaching Mathematics) by “Amer Odeh” will be defended on Wednesday 7^hNov.2018,  under the supervision  of Dr. Wajeeh Thaher“ by (11.0 0) am in the in the Master’s Room in Korean Institute