ARUSHA, June 18 -- EDUCATION is widely regarded as the foundation of national development, the engine that drives economic growth, social transformation and individual opportunity.

Yet at Osunyai Primary School in Arusha City, that foundation is being tested daily as thousands of pupils struggle to learn in overcrowded classrooms amid delays in a major infrastructure project.

The situation has reignited concerns about the gap between expanding access to education and providing the facilities needed to support quality learning.

While Tanzania has made notable progress in increasing school enrolment, education stakeholders argue that enrolment alone cannot guarantee success if pupils lack adequate classrooms and a conducive learning envi...