Novitasari I, Yonata B. Student Worksheet Development to Practice Critical Thinking Skill Using Blended Learning on Reaction Rate. Int. J. Chem. Educ. Res. [Internet]. 2021 May 22 [cited 2024 May 5];5(1):12-21. Available from: https://journal.uii.ac.id/IJCER/article/view/17713