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.
龄
=
令
+
齿
:
Li Qingzhao (li) wants to enter engine, but in the kitchen ((e)ng2) she has to undergo a check first. An old codger with an imperial name tag (令) is entitled to check her teeth (齿) in order to now Qingzhao's age (龄).