Solution

155331

Problem / game
First name
Yusuke
School
United World College of South East Asia East Campus
Country
Age
9
Email address
fukuz34452@gapps.uwcsea.edu.sg

Some of them are not in equal halves like the other ones on the top. The half on the right bottom side is a equal half. I know this because halves have to be equal and symetrical in any way.