BSA Medical Form Part A and B: Required for all scouts. Keep a copy because Day Camp or other district events might ask for this form. https://filestore.scouting.org/filestore/HealthSafety/pdf/680-001_AB.pdf
Want to know where to sew patches? Here's the official BSA guide: https://filestore.scouting.org/filestore/pdf/33066/33066_Cub_Scout_Insignia_WEB.pdf