I made a Tamagotchi Pix Growth Chart! based on the information I could find on Tamagotchi Wiki. This isn't a complete growth chart, we don't know all of the adult characters yet,
Welcome to Gotchi Garden! ❀: Tamagotchi v1 (English) & Tamagotchi Plus (Japanese) - Growth Chart
User blog:XXKayaXX/Yasashii Growth Chart | Tamagotchi Wiki | Fandom