Invidious

[중학교_2학년] 🐥 #Shorts

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egg & science | 5 videos | Updated 2 years ago
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0:23

[중2과학]원소.원소기호.원자#Shorts

계란과학 ScienceSummary

0:38

[중2과학]불꽃반응,불꽃반응색,스펙트럼#Shorts

계란과학 ScienceSummary

0:45

[중2과학]분자,분자식#Shorts

계란과학 ScienceSummary

0:56

[중2과학]이온,양이온,음이온#Shorts

계란과학 ScienceSummary

0:25

[중2과학]앙금생성반응#Shorts

계란과학 ScienceSummary