This research aimed to study the demonstration of STEM Learning System with the Internet of Things through cloud learning in three different objectives: 1) a comparison of the 'Digital Literacy' scores of students before and after the class, 2) a comparison of the 'Creative Product' scores of students with the standard (60 percent), and 3) a comparison of the 'Digital Literacy' scores of students before class, after class and after taking a 1-month class. The target of this research was a group of students who registered for the 'Embedded System and Application' subject in the 1st semester of the academic year 2021. A class of students registered for the 16-week at Southeast Bangkok College. The measures used in this research were 'Mean', 'Standard Deviation (S.D.)', One Sample t-test, Paired Sample t-test, and One Way Repeated Measure ANOVA. The research findings revealed that 1) Students had a higher mean digital literacy score of 5.667 after the class compared with before, at a significance level of .05. 2) Students had a mean higher creative product score of 8.306 compared with the standard score at a significance level of .05. 3) Students had higher digital literacy scores after completing 1-month class and after class than before taking the class, at a significance level of .05