古
=
十
+
口
:
Mnemonic symbol: at least on German maps, this character actually resembles a cloister.
Oh no! Gitta Giraffe (gu) found that the golden cross (十) broke off of the cloister (古) in the space station's living room (Ø3)! She skewers a mandarin (口) on top of the cloister so that she can skewer the broken off cross back on to fix it.
典
=
八
+
曲
:
Mnemonic symbol: a head cannon. Dorothy Gale (di) is playing the harp (曲) inside the anthill's living room (an3) while shooting an eight ball (八) from her head cannon (典).
Willy Walrus (w) wants to cook in the encampment's kitchen ((e)n2). The recipe book (文) is extremely greasy and Willy doesn't want it to touch anything, nor touch it. That's why he puts it into a beret (亠) so that it doesn't touch the floor, and uses pliers (乂) to turn the pages.
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.