Episode 4: Exciting! Summer Camp!
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Summer Camp! The students are going to the Geological Museum, JAXA, and more. Sakura gets unusually excited looked at different minerals and fossils while Ino gets excited watching her. On the other hand, Monroe, Mira, and Ao get excited over rockets and artificial satellites. Mira and Ao try asking different people for information on discovering asteroids, but they aren't able to gather any clues. Though after enjoying a barbeque and some stargazing at the home of Endou-sensei's grandparents, their teacher digs up something...
It forms when manganese flows between 
rocks and forms a plantlike shape.
يحدث هذا عندما يتسرّب المنغنيز ما بين الحجارة 
.ويكوّن أشكالًا تشبه النباتات
Das entsteht, wenn Mangan zwischen
den Stein fließt und eine pflanzenartige Form bildet.
A veces se filtra manganeso en la roca
y crea patrones que parecen plantas.
A veces, se filtra manganeso en la roca
y crea patrones que parecen plantas.
Du manganèse
s’insinue dans la roche
Si tratta di un processo in cui il manganese scorre
Se forma quando flui manganês entre rochas e
cria uma forma parecida com a de uma árvore.
Марганец затекает в трещины 
и образует рисунок,