Faith, left, with some of her fellow pupils Julia, Nana, Yaw, Alexandra, Leandra, and Amariah, right play on a rope swing at the Holy Family Catholic Primary School during a break, in Greenwich, London, Wednesday, May 19, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Josiah gets help in his year 2 class with the Head of School, Amanda O'Brien at the Holy Family Catholic Primary School in Greenwich in London, Monday, May 24, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Noah Popula listens to his teacher during a year 2 lesson at the Holy Family Catholic Primary School in Greenwich, London, Thursday, May 20, 2021. (AP Photo/Alastair Grant)

A staff notice written on a notice board in the teachers common room at the Holy Family Catholic Primary School in Greenwich, London, Thursday, May 20, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Elijah gestures as she takes part in a maths lesson in year 3 at the Holy Family Catholic Primary School in Greenwich, London, Thursday, May 20, 2021. (AP Photo/Alastair Grant)

Children's coats hang off a fence as they play soccer during their lunch break at the Holy Family Catholic Primary School in Greenwich, London, Thursday, May 20, 2021. (AP Photo/Alastair Grant)

An unfinished 'Pandora's Box' things the pupils of year 3 feel are wrong along with the word 'Hope' is displayed in the classroom at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

Samson Solola, receives a couple of reconditioned laptops for pupils at the Holy Family Catholic Primary School in Greenwich in London, Monday, May 24, 2021. (AP Photo/Alastair Grant)

A pupil in reception class plays with plastic toy animals at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

A pupil in the reception class counts out his color pencils as he begins a maths lesson at the Holy Family Catholic Primary School in Greenwich, London, Monday, May 24, 2021. (AP Photo/Alastair Grant)

Colette Doran-Hannon the Executive Principal of the Holy Family Catholic Primary School gestures towards the information display as she helps pupils in a year 1 writing class at the school in Greenwich, London, Wednesday, May 19, 2021. Before anyone had ever heard of COVID-19, Doran-Hannon was dispatched to the school to get it back on track after years of poor management that had left it with 10 pounds in the bank and eight laptops for more than 160 students. (AP Photo/Alastair Grant)

Eva, right and Fechi in year 3 as they work together on a project at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

Mia Geraj with her father Nik Geraj pose for a portrait after speaking to the Associated Press at the Holy Family Catholic Primary School in Greenwich in London, Monday, May 24, 2021. Geraj talked about how he struggled to help his daughter study during the lockdowns that shut her school for more than four months over the past year. Before the pandemic, 6-year-old Mia was doing well. But she had a hard time during lockdown, missing her friends and teachers at Holy Family Catholic Primary in southeast London. Geraj, a one-time refugee from Albania, and his wife, who comes from Vietnam, weren't able to fill the gaps. (AP Photo/Alastair Grant)

A pupil writes with a pencil during a lesson at the Holy Family Catholic Primary School in Greenwich in London, Monday, May 24, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Ruth Monkman year 2 teacher watches over Mia Geraj and Isla as they work during class at the Holy Family Catholic Primary School in Greenwich London, Thursday, May 20, 2021. Before the pandemic, 6-year-old Mia was doing well. But she had a hard time during lockdown, missing her friends and teachers at Holy Family Catholic Primary in southeast London. (AP Photo/Alastair Grant)

Isabella holds up her hand to answer a question in her year 4 class at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

A world map showing the origins of members of staff at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest.  (AP Photo/Alastair Grant)

Ayomide plays catch in the playground of the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

Hand sanitizer is used as pupils arrive for first thing in the morning at the main gate to the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

A pupil waves at the photographer as the children eat their lunch in the main hall of the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Joel catches a basketball as he plays in the playground of the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

A British Values information board about culture and the way of life on display in the year 3 classroom at the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

Alex Dickerson the reception class teacher, left leads the class at the Holy Family Catholic Primary School in Greenwich, London, Monday, May 24, 2021. Holy Family, like schools across Britain, is racing to offset the disruption caused by COVID-19, which has hit kids from low-income and ethnic minority families hardest. (AP Photo/Alastair Grant)

Olivia, left with Elizabeth, and Isla play in the 'dirt' kitchen in the playground of the Holy Family Catholic Primary School in Greenwich, London, Wednesday, May 19, 2021. (AP Photo/Alastair Grant)

Amariah, left, with Anay, Mathew and Nevaeh, take part in a lesson with reception class teacher Becky Slight, at the Holy Family Catholic Primary School in Greenwich, London, Thursday, May 20, 2021. (AP Photo/Alastair Grant)