Validity test of CNC simulator application guidebook for android.

This study aims to develop a valid CNC Simulator Guidebook For Android. This type of research is Research and Development (RnD) with the ADDIE Development model (Analyze, Design, Develop, Implement and Evaluate). The subject of the research is a Mechanical Engineering Education Study Program student who takes the CNC Practice course in Odd Semester 2022. Based on the results of the research, it is found that the guidebook is declared valid. This is shown from the assessments of material experts and media experts who stated that the CNC Simulator guidebook is in a valid category. [ABSTRACT FROM AUTHOR]