Curriculum differentiation based intruction for gifted and talented (g/t) students : mainstreaming curriculum differentiation within mixed ability classroom

Education is a basic element in enhancing human resources. Several attempts have been made to create high quality outcomes. For example since 2007, Indonesian government has implemented current curriculum called Kurikulum Tindak Satuan Pendidikan (KTSP/School-Based Curriculum) which is replaced previous curriculum called Kurikulum Berbasis Kompetensi (KBK/ Competence-Based Curriculum) and Indonesian Curriculum 1997. Different from KBK and curriculum 1997 that organized by central government, KTSP is oriented to decentralize the whole process and procedure of teaching and learning in the schools. This change aims to cover the diversity of school and student’s needs in each region. This is because the people who really know the student’s needs are the educators in the school; therefore, the curriculum should be developed and established by them