id	keyword
ecletica-1598	pbl
ecletica-1598	learning
ecletica-1598	problem
ecletica-1598	chemistry
ecletica-1598	research
ecletica-1598	et al
ecletica-1598	education
ecletica-1598	articles
ecletica-1598	science
ecletica-1598	students
ecletica-1598	study
ecletica-1598	review
ecletica-1598	journal
ecletica-1598	chemistry education
ecletica-1598	group
ecletica-1598	implementation
ecletica-1598	skills
ecletica-1598	analysis
ecletica-1598	data
ecletica-1598	pbl research
ecletica-1598	researchers