The latest edition of an OECD-conducted global education evaluation reveals a disturbing decline in the skills of Mexican students: four in 10 15-year-olds are scoring below the basic level in science, mathematics and reading.

The latest edition of an OECD-conducted global education evaluation reveals a disturbing decline in the skills of Mexican students: four in 10 15-year-olds are scoring below the basic level in science, mathematics and reading.