ScienceAre you smarter than a 15-year-old? Test your maths, science and reading with these PISA questions
The OECD’s PISA report this week found a global decline in 15-year-olds’ maths and reading skills. Try the questions to see how adults might fare.
Are you smarter than a 15-year-old? Test your maths, science and reading with these PISA questions