This is a poster presented at the 7th Shaw-IAU Workshop on Astronomy for Education, organised by the IAU Office of Astronomy for Education (OAE, https://astro4edu.org/shaw-iau/7th-shaw-iau-workshop/). Title: STEM+A@Astronomy: Engaging Science Classroom through Engineering Design and Scientific Inquiry Presenter:Zhu Geya (Starry Sky Classroom : Innovative Practice in Primary School Astronomy Education) The "Nebula Society" at Zhongguancun Second Primary School promotes interest-driven astronomy education through engaging methods like "Mr. Black Hole," Messier Object Relay, Star Chart Competitions, and "Nebula Blind Box." With 17 years of experience, the club emphasizes immersive learning and interactive platforms, proving that hands-on exploration inspires children's passion for the stars more effectively than traditional teaching. About the 7th Shaw-IAU Workshop:The 7th Shaw-IAU Workshop took place 18 - 21 November 2025. The Shaw-IAU workshops focus on astronomy education for primary and secondary school students and teacher training both in universities and in service. This year's Education focus session on Teaching with authentic data and the Science focus is on Galaxies.More details can be found on: https://astro4edu.org/shaw-iau/Keep up to date with future Shaw-IAU Workshops and other opportunities at the IAU Office of Astronomy for Education by joining our mailing list https://astro4edu.org/mailing-list/ Follow the IAU OAE on Bluesky and Facebook under @astro4edu