Intl. Student ID
Student gender
Parents are interested in school activities
Parents support educational efforts and achievements
Parents support when difficulties at school
Parents encourage confidence
Parental emotional support score
How informed about greenhouse gases
How informed about genetically modified organisms
How informed about nuclear waste
How informed about clearance of forests
How informed about air pollution
How informed about extinction of plants & animals
How informed about water shortage
Air pollution will improve in 20 years
Extinction of plants & animals will improve in 20 years
Clearance of forests will improve in 20 years
Water shortage will improve in 20 years
Nuclear waste will improve in 20 years
Greenhouse gases will improve in 20 years
Genetically modified organisms will improve in 20 years
Have fun when learning science
Like reading about science
Happy working on science topics
Enjoy acquiring science knowledge
Interested in learning science
Enjoyment of science score
Interest in biosphere
Interest in motion and forces
Interest in energy
Interest in universe and its history
Interest in how to prevent disease
Interest in science topics score
Science useful for later work
Science content needed for later life
Science worthwhile for career
Science will help get a job
Science instrumental motivation score
Science self-efficacy score
Science activities index
Immigation status
Home cultural possessions score
Home educational resources score
Family wealth score
Home possessions score
Economic, social and cultural status index
Math test score
Reading test score
Science test score
Physical systems sub-score
Living systems sub-score
Earth & space systems sub-score
Highest qualification of parent