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PISA 2025 Shows OECD Math and Reading Scores at Record Lows as Mexico and Argentina Slide

The decline raises pressure on national leaders to focus on teacher investment, help for disadvantaged pupils, tighter guidance on classroom digital and AI use.

Overview

  • Tuesday's PISA 2025 release from the OECD reports the lowest OECD averages on mathematics and reading since the program began, and about one in five students in OECD countries is now low-performing in all three core subjects.
  • Mexico scored 388 in mathematics, 408 in reading and 414 in science, with 41.8% of its students below the basic level in all three subjects, and the drop in mathematics from 395 in 2022 to 388 in 2025 is statistically significant.
  • Argentina recorded its worst PISA results in roughly two decades with 367 in mathematics, 389 in reading and 393 in science, and the government blamed previous education policies while pledging national literacy and math plans.
  • PISA 2025 added a 'Learning in the Digital World' domain and collected AI-use data, finding wide classroom use of digital tools and that 47% of Mexican students use chatbots at least weekly, with the OECD warning that technology helps only when used with clear instructional purpose.
  • The OECD cautions that expanded school coverage and sampling changes affect comparisons but recommends focused priorities, stronger teacher support and targeted help for disadvantaged students, and it will publish deeper digital and language analyses in 2027.