Chapter 9: Earth by syafiq rudy https://padlet.com/syafiqrudy43/tfeo4bwn32sz Give your own opinion en-us 2017-09-26 00:29:21 UTC 2017-09-26 00:39:01 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Xmastree.png In this chapter, which topic that you think it is hard for you. And why. syafiqrudy43 https://padlet.com/syafiqrudy43/tfeo4bwn32sz/wish/191064113 2017-09-26 00:37:29 UTC https://padlet.com/syafiqrudy43/tfeo4bwn32sz/wish/191064113