肚
=
土
+
月
:
The moon (月) made tripe out of doggy dog (du) and now his belly (肚) hurts. He has to spend the rest of the day in the space station's bathroom (Ø4) pulling a heap of dirt (土) out of his belly.
儿
=
丿
+
乚
:
Mnemonic symbol: "son" (儿) sounds similar to "Sun" like in "Sun Wu Kong", so it's gonna be represented by the monkey king. Albert Einstein (Ø-) and Sun Wu Kong (儿) are fighting in the space station's kitchen (-Ø2). Their weapons: Albert Einstein has a shovel (乚), and Sun Wu Kong has a banana (丿).