If they're relatively easy

If I'm not forced to talk in front of a group/the class (ex. If I don't have to raise my hand and answer and have the whole class hear me)

If we are playing a game

If I'm in a good mood that day

If I like the teacher

If I have friends in the class or near me

If I'm interested in the subject area/class

Being able to work alone and independently

Being able to listen to music