This photograph taken on May 18, 2026 shows children giving roll call at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 20, 2026 shows a child boarding the "Signal Shala", or traffic signal school's bus in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows children getting ready after arriving at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows children attending an activity class at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows children in a play area at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows children arriving at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows children playing with their teacher at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)

This photograph taken on May 18, 2026 shows books kept for children at the "Signal Shala", or traffic signal school, under a bridge in Mumbai. Beneath a busy flyover in India's financial capital Mumbai, a row of pastel-coloured shipping containers houses an unlikely school serving some of the city's most marginalised children. (Photo by Punit PARANJPE / AFP via Getty Images)