核陀螺

核 = 亥 + 木 : Hamlet (h) is unpacking the presents he found under the Christmas tree (木) in the elevator's kitchen (e2). He found lots of walnuts (核), but he doesn't know whether there are kernels or stones (核) inside. Fortunately he also unpacked a boar (亥) which sniffs at the walnuts and, after the careful examination (核), tells Hamlet what's inside.

核 = 亥 + 木 : Hamlet (h) is unpacking the presents he found under the Christmas tree (木) in the elevator's kitchen (e2). He found lots of walnuts (核), but he doesn't know whether there are kernels or stones (核) inside. Fortunately he also unpacked a boar (亥) which sniffs at the walnuts and, after the careful examination (核), tells Hamlet what's inside.

螺 = 累 + 虫 : Lenny Lemur (lu) is trying to catch a mosquito (虫) in the observatory's kitchen (o2). To this end he attached a conch (螺) to the end of a rope (累) and throws the conch at the mosquito, hoping to catch it inside. After a miss he can just retract the conch with the rope.