National variations in PISA scores are more closely tied to educational practices and values at school and at home, not to geography, genes, or immigration List two countries where this is...

National variations in PISA scores are more closely tied to educational practices and values at school and at home, not to geography, genes, or immigration List two countries where this is particularly evident, and explain why you think such variations exist there (Click the back button to the review the map before answering)