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...
Um, is this a fossil of a leaf 
from thousands of years ago?!
!أهذه مستحاثة ورقة شجر من آلاف السنين؟
Ähm, ist das ein Fossil oder Blatt,
das tausende Jahre alt ist?!
¿Es el fósil de una hoja
de hace mucho tiempo?
¿Es el fósil de una hoja
de hace mucho tiempo?
C’est un fossile
d’une feuille préhistorique ?
M-Mi scusi, ma può essere il fossile di una foglia di migliaia di anni fa?!
É uma folha de fóssil
de mil anos atrás?
Это тысячелетняя окаменелость листа?