Construct	Item ID	Item wording
Support	ST123Q02NA	My parents support my educational efforts and achievements.
	ST123Q03NA	My parents support me when I am facing difficulties at school.
	ST123Q04NA	My parents encourage me to be confident.
G-Efficacy	ST188Q01HA	I usually manage one way or another.
	ST188Q02HA	I feel proud that I have accomplished things.
	ST188Q03HA	I feel that I can handle many things at a time.
	ST188Q06HA	My belief in myself gets me through hard times.
	ST188Q07HA	When I’m in a difficult situation, I can usually find my way out of it.
Mastery	ST208Q01HA	My goal is to learn as much as possible.
	ST208Q02HA	My goal is to completely master the material presented in my classes.
	ST208Q04HA	My goal is to understand the content of my classes as thoroughly as possible.
R-Efficacy	ST161Q01HA	I am a good reader.
	ST161Q02HA	I am able to understand difficult texts.
	ST161Q03HA	I read fluently.
Enjoyment	ST160Q01IA	I read only if I have to.
	ST160Q02IA	Reading is one of my favourite hobbies.
	ST160Q03IA	I like talking about books with other people.
	ST160Q04IA	For me, reading is a waste of time.
	ST160Q05IA	I read only to get information that I need.