aku akan membagi setiap kelompok dengan menggabung siswa yang berumur 13-17 sehingga tidak ada perbedaan di antara mereka dan yang lebih mengerti bisa memberi penjelesan kepada teman mereka yang lain.
I'm going to divide any group by merging the students aged 13-17 so that there is no difference between them and better understand the rather simplistic explanation could give to their other friends.
I will divide each group by combining students aged 13-17 so there is no difference between them and the more understanding can give penjelesan to their other friends.