譜學

谱 = 普 + 讠 : Petra Penguin (pu) is having Sputnik (普) chart the spectra (谱) he recorded draw on an advertising column (讠) in the space station (Ø3). Petra will use this information to create a musical score (谱).

学 = 小 + 冖 + 子 : Xu Xian wants to study scienceology and learn more about daisies. Just inside the elevator's kitchen, he put some daisies into a prize cup and covered them with a cooking top. He wants to study the growth rate of the daisies depending on the pH of the water in the prize cup.