Using the charts found by visiting the OECD PISA scores link:
https://data.oecd.org/pisa/reading-performance-pisa.htm#indicator-chart
Answer the following questions about the PISA scores:
For reading, in all countries which sex scored highest, boys or girls?
For math, in all countries which sex tended to score highest, boys or girls?
Which country and which sex scores the highest in science?
Choose a country, what can you explain about PISA scores, choose any chart (MATH, SCIENCE or READING). Link your explanation to a Youtube video or journal article about education in the selected country.