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's easy to mistake it for a fossil, 
so they're often known as pseudofossils.
من السهل الاعتقاد بأنها مستحاثّة لذلك
 .تعرف باسم المستحاثّات المزيّفة
Leicht mit einem Fossil zu verwechseln,
darum nennt man es Pseudofossil.
Como es fácil confundirlas con un fósil,
las llamas pseudofósiles.
Como es fácil confundirlas con un fósil,
se llaman pseudofósiles.
On les confond facilement
avec des fossiles,
È facile confonderle con dei fossili veri, per questo motivo si chiamano anche "pseudofossili".
É fácil confundir com um fóssil, então
são conhecidos como "pseudofósseis".
За сходство с окаменелостями 
их называют псевдоокаменелости.