TY - JOUR AU - Reka Szasz TI - Facilitating Differentiation in Mathematics in Hungarian Secondary Education JO - Didactica Mathematicae PY - 2007 VL - 30 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/dm.v30i0.10/ DO - 10.14708/dm.v30i0.10 LA - pl ID - 10_14708_dm_v30i0_10 ER -