id	keyword
ajet-3886	science
ajet-3886	perception
ajet-3886	level
ajet-3886	learning
ajet-3886	agree
ajet-3886	pupils
ajet-3886	students
ajet-3886	teacher
ajet-3886	class
ajet-3886	grades
ajet-3886	mean
ajet-3886	education
ajet-3886	activities