Developing mathematics task with indonesian heritage as context to asses HOTS of students

The aim of this research is produce the set of mathematics task which is valid and
practical. The mathematics task develop with Indonesian Heritage as context, and to measure
the high order thinking skill of students. This is design research using type development study
with formative evaluation. This research produced 12 mathematics task and reviewed by the
expert in mathematics education and PISA. Technique of the data collection is walkthrough,
documentation, and test. The subject is students from SMP Negeri 1 Palembang grade IX. The
result is, the mathematics task with Indonesia Heritage as context which are valid and practical,
and have potential effect on high order thinking skill of students.