The purpose of this study was to explore the effects of POE scaffolding teaching strategy on learners’ programming learning motivation, learning attitude, and learning achievement. A quasi-experimental method was adopted and the subjects were 58 fifth grade students randomly assigned to three different teaching strategies group. The results showed that (1) for learning motivation, POE scaffolding teaching strategy can promote students’ learning motivation, (2) for learning attitude , Using POE scaffolding teaching strategy, learners were better able to connect course knowledge with themselves. (3) for learning achievement, POE scaffolding teaching strategy can promote students’ learning achievement.