册
=
一
+
⺆
+
⺆
:
In the bathroom of the elevator (e4) the King of Chu (c) dug up all his photo collections of flutes (一) from all over the world. He is stapling (⺆) together random photos to publish different books (册) about flutes.
tree / wood / coffin / wooden / simple / numb / one of the eight categories of ancient musical instruments 八音[ba1 yin1]
木
=
八
+
十
:
Mnemonic symbol: a Christmas tree. Malte Monkey is putting up a Christmas tree (木) in the bathroom of the space station (Ø4). He's using a cross (十) as a base to put the tree on, and decorates the tree with eight-balls (八).