Back to school: Learning to keep apart as classes reopen

Students wearing protective face masks clap along instead of singing during a music class at Takanedai Daisan elementary school in Funabashi, east of Tokyo, July 16. REUTERS/Kim Kyung-Hoon  

Students of Sam Khok school wearing face masks and face shields are seen inside old ballot boxes repurposed into partitions as schools nationwide reopen, at Pathum Thani province, Thailand, July 1. REUTERS/Athit Perawongmetha  

A student of Sam Khok school sits inside an old ballot box repurposed into partitions as schools nationwide reopened in Thailand, July 1. REUTERS/Athit Perawongmetha

Students from the Wichuthit school eat their lunch after the Thai government eased isolation measures and schools nationwide reopened, in Bangkok, July 1. REUTERS/Chalinee Thirasupa

Kindergarten students from the Wichuthit school eat their lunch during a social distancing rehearsal ahead of nationwide schools reopening in Bangkok, Thailand, June 23. REUTERS/Athit Perawongmetha  

Children use hoops for social distancing at L'Ecole des Petits, an independent French bilingual school, as the lockdown eases in Fulham, London, Britain, June 9.  REUTERS/Kevin Coombs

Students respect social distancing in the courtyard at the College Rosa Parks school during its reopening in Nantes, France, May 20. REUTERS/Stephane Mahe

Students wearing protective face masks respect social distancing as they walk past lockers at the College Rosa Parks school during its reopening in Nantes, France, May 20. REUTERS/Stephane Mahe

Students wearing protective masks talk while practicing social distancing at the courtyard of a secondary school during its reopening in Brussels, Belgium, May 15. REUTERS/Yves Herman  

A teacher eats with students at a school where senior middle school students have returned to campus in Yichang, Hubei province, China, May 18. China Daily via REUTERS  

Students stand on social distancing marks before entering a classroom at a primary school during its reopening in Jumet, Belgium, May 18. REUTERS/Yves Herman

A child, part of a small group aged between 6 to 10 years-old is seen at a nursery school, as part of a pilot test to see how social distancing can work in schools throughout the region of Piedmont, near Vercelli, Italy, May 12. REUTERS/Massimo...more

A shelf with books and games which could not be used by children is protected by tape in a classroom in Saint-Sebastien-sur-Loire near Nantes, France, May 11.  REUTERS/Stephane Mahe

A schoolchild and teacher wear face masks in a classroom at a primary school during its reopening in Brussels, Belgium, May 15. REUTERS/Johanna Geron

A student wearing a protective face mask uses hand sanitizer upon arrival at D. Pedro V High School in Lisbon, Portugal, May 18. REUTERS/Rafael Marchante

A teacher instructs pre-school children in proper hand washing during the first day after reopening in Berlin, Germany, May 14. REUTERS/Fabrizio Bensch

Students wearing protective face masks sit in a classroom at D. Pedro V High School in Lisbon, Portugal, May 18. REUTERS/Rafael Marchante

A teacher talks to a student as Austrian schools reopen for pupils aged roughly six to 14 in Brunn am Gebirge, Austria, May 18. REUTERS/Leonhard Foeger

Schoolchildren line up as they enter the primary school Simone Veil during its reopening in Nice, France, May 12. REUTERS/Eric Gaillard

Students practice social distancing in the courtyard at the College Sasserno school during its reopening in Nice, France, May 19. REUTERS/Eric Gaillard

Signs to help schoolchildren respect social distancing are seen on stairs at a primary school during its reopening in Paris, France, May 14. REUTERS/Benoit Tessier

A sign reading 'Keep your distance' above toilets at a primary school on the eve of its reopening in Nice, France, May 11.  REUTERS/Eric Gaillard

A teacher takes the temperature of children at the entrance of a primary school during its reopening in Brussels, Belgium, May 15. REUTERS/Johanna Geron

Green dots placed in the schoolyard to help students keep distancing in Saint-Jean-sur-Richelieu, Quebec, Canada, May 11. REUTERS/Christinne Muschi

A child wearing a face mask disinfects her hands as she arrives at a primary school in Brunn am Gebirge, Austria, May 18. REUTERS/Leonhard Foeger

Employees install signs on the floor to help children respect social distancing at a primary school on the eve of its reopening in Nice, France, May 11. REUTERS/Eric Gaillard

Signs to maintain social disctancing are seen on the ground in the courtyard at a private school during its reopening near Nantes, France, May 12. REUTERS/Stephane Mahe