文献学

文 = 乂 + 亠 : Mnemonic symbol: a thick book.

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.

献 = 南 + 犬 : The Saint Bernard dog (犬) is out of blood to bring to severe emergency spots, so Marie Curie (xi) volunteered to donate (献) blood in the anthill's bathroom (an4). To make her feel comfortable, the Saint Bernard dog set up a palm (南) from the south pacific.

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.