One mayor died before he could tell his successor about the box?
The box was broken into, and its contents were stolen.
The box was destroyed by a hammer.
The builders forgot to leave clues for the upcoming mayor
The oldest person in Ember
The Chief Builder
Students picked a job from a small cloth green sack as their new job
The mayor of Ember assigned jobs to the students based on their skills
Students were allowed to pick job assignments based on their talents.
The teacher and the mayor selected jobs for the students as they left school
The city is rebuilding- they have brand new buildings
Prospering with many new supplies
Shortages and blackouts occur often
The timekeeper died, so Lina will have to replace him
The mayor and the police force
directions for building the city
Recipe from the first people of Ember
Instructions for saving the city
The Builders were coming back to help/save the City of Ember
The magic of the box would save the people of Ember
The Instructions would be found and save the City of Ember
The people of Ember were too happy to leave Ember
Would place small parts, tools down as a path to places in order to help him find his way back because all places were not on the map within the Pipeworks
He used his dad's advice, pay attention to things that others may not notice
Here's an interesting quiz for you.