Maze Runner
Jeff: Would be running around stabbing people.
Ben: Freaking out about there not being any internet and then trying to figure out how the walls work.
LJ: Would just be throwing candy around and attracting Grievers.
EJ: Would be in the med bay and giving advice to the Medjacks.
Sally: Would be "playing" with the runners.
Liu: Would honestly just be sitting there with Alby, shaking his head at everyone.
Helen: Would have ransacked the box and helping the Builders by painting.
Jane: Would be "discussing" why there are no girls in the Glade with Gally.
Clockwork: Would be finding random pieces and making weird contraptions.
Kate: Would be sitting in the Deadheads, where it's dark.
Toby: Would just be running around and when he finally stops, he just collapse.
Harry Potter
Jeff: Would be using his magic to throw knifes at people.
Ben: Freaking out about there not being internet then just not believing in the fact that there is such thing as magic.
LJ: Would embracing his inner child.
EJ: He would just be raiding the infirmary and scaring 1st years in the halls.
Sally: Would be skipping down the halls and being mistaken as Hufflepuff's ghost.
Liu: Would be carrying out a normal wizard schedule.
Helen: Would hang out with the real artistic Ravenclaws and swapping tips.
Jane: Would be hanging around the Slytherins.
Clockwork: With Helen.
Kate: Would also be scaring 1st years in the halls. Only would scare all of the years.
Toby: Would be hanging off of Liu the whole time.