The Grade 6 classroom is a harmonious symphony of cooperative communication. Teachers cleverly guide students to engage in group discussions, abandoning the traditional "spoon-feeding" teaching method. When faced with difficult problems, students no longer rush to seek standard answers but have lively exchanges and express their own views within the group. Sparks of thinking burst forth during these collisions, and through reasoning and debate, they strive to convince their peers. This not only deepens their understanding of knowledge but also hones their teamwork and communication skills. In the unit of percentages, the "Little Lecturer" activity is a major highlight. Students confidently step onto the podium, using clear language and rigorous logic to explain wrong questions. Classmates below listen attentively and ask questions actively, creating a lively and orderly classroom atmosphere where the seeds of knowledge take root through interaction.