sonic78CHANGES: It's a defining moment for Sonic and his friends as Sonic is finally knhted, and King Max declares the formation of the Kingdom of Knothole, a state that willSONIC78 adalah sebuah kegiatan olimpiade proyek penelitian dalam bidang biologi, fisika, kimia, teknologi, lingkungan, dan komputer SONIC78. SONIC78. SONIC78. Download Aplikasinya