Created by

wikitecher
-
과학
-
혼합물의 분리
-
Age 11
-
level: 초4
-
Korean
คำแนะนำของผู้เขียน
플라스틱 구슬과 철 구슬을 분리하려면 어떻게 해야 할까요?
Created by

wikitecher
-
과학
-
혼합물의 분리
-
Age 11
-
level: 초4
-
Korean
คำแนะนำของผู้เขียน
플라스틱 구슬과 철 구슬을 분리하려면 어떻게 해야 할까요?
อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)?