ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students get their temperature checked as they arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students get their temperature checked as they arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students get their temperature checked as they arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

ISLAMABAD, PAKISTAN - JANUARY18: Students attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18, 2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammed Semih Ugurlu / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY 18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY 18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY 18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY 18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students attend classes while maintaining safety and health protocols on the first day of school at a secondary institute in Karachi, Pakistan on on January 18,2021. Pakistani schools reopened across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM

KARACHI, PAKISTAN - JANUARY18: Students arrive to attend their first day of school, at a secondary institute in Karachi, Pakistan on January 18,2021. Pakistani schools reopen across the country after a break due to the Covid-19 pandemic. Muhammad Sabir Mazhar / Anadolu Agency/ABACAPRESS.COM