This study aims to develop evaluation tools of teaching communication ability evaluation for preschool teachers in order to improve the quality of teaching in the classroom of preschools. Through literature research, and research into an analysis of the good teaching, the study composed teaching communication abilities in ‘listening’, in ‘questioning’, in ‘describing’, in ‘feedback’, in ‘encouraging’ and in ‘motivation’. Then, the study composed a draft of a creative teaching ability evaluation tool with a total of 49 questions. Then, the study composed a draft of a teaching communication ability evaluation tool with a total of 49 questions. Afterwards, the study composed this test by selecting 19 questions through a contents validity test and an exploratory factor analysis. Then, the study conducted a verification research into the evaluation tool aimed at 251 preschool teachers. As a result of testing its validity through item response distribution, item discrimination, item internal consistency reliability which is the reliability of scale, and a confirmatory factor analysis, the study showed that the tool may function as a relatively valid and reliable tool.