Gist
Most 15-year-olds in Brazil are in 1st year of ensino médio (1ª série). This first-term plan explains the evidence, exceptions and local checks that make the answer reliable.
Most 15-year-olds in Philippines are in Grade 10, but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in Canada are in Grade 10, but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in Australia are in Year 10, but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in Nigeria are in SS1, but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in Pakistan are in Grade 10 (Class 10), but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in South Africa are in Grade 10, but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.
Most 15-year-olds in Mexico are in first year of upper secondary (primer año de media superior), but birthdays, regional rules and school history can change the answer. This guide explains how to verify placement.