healthy / to invigorate / to strengthen / to be good at / to be strong in
健
=
亻
+
建
:
Joan of Arc (ji) and Rosa Luxemburg (亻) want to get fit and healthy (健), so together with Blob the Builder (建) they set up a gym in the anthill's bathroom (an4).
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).