公立学校

公 = 八 + 厶 : Mnemonic symbol from 公交车: a (magic) bus.

公 = 八 + 厶 : Gitta Giraffe has to deliver 100 eight balls to engine driving a magic bus. She is driving in front of the engine and because the load is so heavy, she is driving very slowly. Additionally, she tried to decrease the wind resistance by installing a large fake nose at the front of the bus.

立 = 䒑 + 亠 : Li Qing Zhao hides some weed in a vase in the space station's bathroom. To get the weed there, she transports it under her beret.

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.

校 = 交 + 木 : In the aorta's bathroom, Marie Curie and Linus Pauling find their Christmas presents of a lifetime under a Christmas tree. They are given the gift of being able to go to school so that they can become accomplished scientists.