Research during the pandemic shows that there are many negative impacts during the implementation of online learning, the implementation of hybrid learning is expected to be a solution to solve these problems. The purpose of this study was to test the scale of measurement of student readiness in participating in hybrid-based learning. The research instrument that was tested for validity and reliability consisted of 15 statement items, with 38 research respondents. Based on the results of the validity and reliability analysis carried out, it is known that the instrument developed based on the indicators of understanding the implementation of hybrid learning, implementation of health protocol, students perception, parents support, and student readiness, was declared valid and reliable.