characters
places
events
objects
100

who is the main character

Lina and Doon

100

where does the book take place

ember

100

when do the kids get their job's

their graduation ceremony

100

what is lost when one of the mayors dies before he can return the box to its rightful place 

a box with something in it

200
who's Lina's little sister

poppy

200

where did the kids get there jobs

school

200

why is the box lost 

the mayor dies unexpectedly

200

what is found in the pipeworks

the electric generator 

300

who tells doon about the hydroelectric generator 

an old man who works as a Pipework's Laborer 

300

where is the hidden room found

the pipework's 

300

how many times does the lights go out

6 to 13 times

300

what is found in the hidden room

hundreds of boats

400

who found the box

Lina's grandmother

400

where did doon and Lina find the "silver orb in the sky"

outside the city

400

what is meant to after 200 years

the box will open

400

who tears up the papers inside the box

poppy

500

whos been stealing supples

the mayor of Ember and a storeroom worker named Loope

500
what is the hidden room called

Egress  

500

how long has humanity been under ground 

200 years

500

what was in the box

 a cure for the deadly coughing disease