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...
Wh-Wh-Why would you keep such 
incredible information a secret?!
!لـ-لـ-لمَ قمت بإبقاء معلومات كهذه سريّة؟
W-W-Warum haben Sie so eine
Wahnsinnsinfo vor uns geheim gehalten?!
¿Por qué mantuviste
esta información en secreto?
P-P-Perché ci ha tenuto nascosta questa preziosissima informazione?!
Por que você deixou essa
informação incrível escondida?!
П-почему вы держали в секрете
 столь важную информацию?