Member for
2 years 9 monthsAge: 11-18
Level: 6-12
Language: Thai
(th)
ID: 1387310
13/09/2021
Country code: TH
Country: Thailand
Main content: Science (2010199)
From worksheet author:
กิจกรรมเสริมทักษะ
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![Identifying controlling variable Identifying controlling variable](/sites/default/files/styles/worksheet/public/def_files/2021/9/13/109130245562558660/109130245562558660001.jpg?itok=qU8i3z25)