TY - JOUR AU - Judita Cofman TI - Explorations and Discoveries in the Classroom JO - The Teaching of Mathematics PY - 1998 SP - 23 VL - I IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_1998_I_1_a1/ LA - en ID - TM2_1998_I_1_a1 ER -