With the development of science and technology, Problem-based Learning (PBL) has gradually attracted people's attention, which has become an important issue about how to enable students to develop more. This paper mainly analyzes the previous studies to illustrate the different effects of PBL model education on students, especially when being compared with traditional model education methods. This paper not only examines the effects of PBL, but also the underlying reasons of these effects. Results show that PBL positively impacts students compared with traditional education. Also, it can improve students' active thinking, hands-on, and teamwork cooperative ability. These positive effects can help students adapt to future work and project learning. Meanwhile, the reason for these positive effects is the change in PBL and traditional teaching methods.