SANTI, NIM. 1410245167, NHT-STAD In One Of The Subjects Of Economic To Improve The Ability Of Creative Anda Critical Thinking Of Students (A Case Study In Class X Of SMAN 1 Kubu Babussalam), Advisors by Suarman and Henny Indrawati. The purposed of this studied was to defermine : (1) the level of creative thinking ability and critical thinking of students using a combination model NHT-STAD, (2)…