ABSTRACT
The Covid-19 widespread has given a modern measurement where learning can still be carried out without understudies' assembly their teaches face-to-face. However, an issue that need special attention is student's engagement during online teaching and learning process. The objective of this review is to inspect online learning tools that have been used in various high-level institutions or even in schools. In addition, the purpose of this review is to give instructors some suggestions of online learning tools that can be applied to help students engage with their learning. The study also offers some definition term on online learning, online learning resources, platforms, and tools being applied by researchers in various fields that suits the online learning environment. © 2022 IEEE.