Opinionable. I myself prefer math.
You make it in the science lab.
You have to make a stink bomb.
Mold can grow on the food and it can stink really bad.
To get the stink bomb you go to the school in the science lab and go to the table, on the table there`s a science thing that you click. After you put Yellow and blue in the bottle you turn it up to 2 and wait for it to start smoking.
in the science room mix blue and yellow heat it
in the science lab mix blue and yellow then heat up to three.
You get to it by using the stink bomb you made in the science lab.
You make the stink bomb in the Science Room at the school. Mix the yellow and blue chemicals to make green, then heat it. When you are in detention, use the stink bomb to chase the teacher away. (see related question)
If you are sent without a stink bomb you can just click exit, make a stink bomb (In science room) To go back in chew gum by the door again.(X2)
You have to make the stink bomb in the science lab first. Then you walk over it like any other item that is laying around. In the detention room, click use on the stink bomb card in your inventory and you will place it on the ground.
make a stink bomb in the science lab, then she'll leave
go in the science room and mix yellow and blue together