Final answer:
Mrs. Smith's teaching style aligns with Constructivism, which supports the idea that students actively construct their own understanding through hands-on learning and reflection.
Step-by-step explanation:
The educational philosophy of Mrs. Smith, who encourages students to work in groups, create projects, and reflect on their learning experiences, aligns with Constructivism. Constructivism is a theory which posits that learners construct their own understanding and knowledge of the world, through experiencing things and reflecting on those experiences. This approach emphasizes active engagement, situated learning, and the importance of social interactions in the development of knowledge, which corresponds with the methods used in Mrs. Smith's classroom.