Journey through 사물궁이 잡학지식's most significant moments, from humble beginnings to major achievements.
사물궁이 잡학지식 started the YouTube journey
Subscriber community reached 1K members
Subscriber community reached 10K members
Subscriber community reached 50K members
Subscriber community reached 100K members
Subscriber community reached 500K members
Subscriber community reached 1M members
향유고래의 똥은 왜 비싸고, 인공적으로 합성할 수는 없을까?
안경 맞출 때 왜 시력 2.0으로는 안 맞춰줄까?
왜 조선시대 배경의 무협 소설은 없을까?
