High school students from around the world are taking part

๐Ÿ‡ฆ๐Ÿ‡ซ Afghanistan
๐Ÿ‡ฆ๐Ÿ‡ฑ Albania
๐Ÿ‡ฉ๐Ÿ‡ฟ Algeria
๐Ÿ‡ฆ๐Ÿ‡ด Angola
๐Ÿ‡ฆ๐Ÿ‡ท Argentina
๐Ÿ‡ฆ๐Ÿ‡บ Australia
๐Ÿ‡ฆ๐Ÿ‡น Austria
๐Ÿ‡ง๐Ÿ‡ธ Bahamas
๐Ÿ‡ง๐Ÿ‡ฉ Bangladesh
๐Ÿ‡ง๐Ÿ‡ฟ Belize
๐Ÿ‡ง๐Ÿ‡ฏ Benin
๐Ÿ‡ง๐Ÿ‡ด Bolivia
๐Ÿ‡ง๐Ÿ‡ฆ Bosnia and Herzegovina
๐Ÿ‡ง๐Ÿ‡ผ Botswana
๐Ÿ‡ง๐Ÿ‡ท Brazil
๐Ÿ‡ง๐Ÿ‡ฌ Bulgaria
๐Ÿ‡ง๐Ÿ‡ฎ Burundi
๐Ÿ‡ฐ๐Ÿ‡ญ Cambodia
๐Ÿ‡จ๐Ÿ‡ฒ Cameroon
๐Ÿ‡จ๐Ÿ‡ฆ Canada
๐Ÿ‡จ๐Ÿ‡ป Cape Verde
๐Ÿ‡ฐ๐Ÿ‡พ Cayman Islands
๐Ÿ‡น๐Ÿ‡ฉ Chad

 

๐Ÿ‡จ๐Ÿ‡ฑ Chile
๐Ÿ‡จ๐Ÿ‡ณ China
๐Ÿ‡จ๐Ÿ‡ด Colombia
๐Ÿ‡จ๐Ÿ‡ท Costa Rica
๐Ÿ‡จ๐Ÿ‡ฎ Cote d’Ivoire
๐Ÿ‡ญ๐Ÿ‡ท Croatia
๐Ÿ‡จ๐Ÿ‡ฉ DR Congo
๐Ÿ‡ฉ๐Ÿ‡ฏ Djibouti
๐Ÿ‡ฉ๐Ÿ‡ด Dom Republic
๐Ÿ‡ช๐Ÿ‡จ Ecuador
๐Ÿ‡ช๐Ÿ‡ฌ Egypt
๐Ÿ‡ธ๐Ÿ‡ป El Salvador
๐Ÿ‡ช๐Ÿ‡น Ethiopia
๐Ÿ‡ซ๐Ÿ‡ด Faroe Islands
๐Ÿ‡ซ๐Ÿ‡ฏ Fiji
๐Ÿ‡ซ๐Ÿ‡ฎ Finland
๐Ÿ‡ซ๐Ÿ‡ท France
๐Ÿ‡ฌ๐Ÿ‡ฒ Gambia
๐Ÿ‡ฌ๐Ÿ‡ช Georgia
๐Ÿ‡ฉ๐Ÿ‡ช Germany
๐Ÿ‡ฌ๐Ÿ‡ญ Ghana
๐Ÿ‡ฌ๐Ÿ‡ท Greece
๐Ÿ‡ฌ๐Ÿ‡น Guatemala

๐Ÿ‡ฌ๐Ÿ‡ณ Guinea
๐Ÿ‡ฌ๐Ÿ‡พ Guyana
๐Ÿ‡ญ๐Ÿ‡น Haiti
๐Ÿ‡ญ๐Ÿ‡ฐ Hong Kong
๐Ÿ‡ญ๐Ÿ‡บ Hungary
๐Ÿ‡ฎ๐Ÿ‡ณ India
๐Ÿ‡ฎ๐Ÿ‡ฉ Indonesia
๐Ÿ‡ฎ๐Ÿ‡ถ Iraq
๐Ÿ‡ฎ๐Ÿ‡ช Ireland
๐Ÿ‡ฎ๐Ÿ‡ฑ Israel
๐Ÿ‡ฎ๐Ÿ‡น Italy
๐Ÿ‡ฏ๐Ÿ‡ฒ Jamaica
๐Ÿ‡ฏ๐Ÿ‡ต Japan
๐Ÿ‡ฏ๐Ÿ‡ด Jordan
๐Ÿ‡ฐ๐Ÿ‡ฟ Kazakhstan
๐Ÿ‡ฐ๐Ÿ‡ช Kenya
๐Ÿ‡ฝ๐Ÿ‡ฐ Kosovo
๐Ÿ‡ฑ๐Ÿ‡ง Lebanon
๐Ÿ‡ฑ๐Ÿ‡ธ Lesotho
๐Ÿ‡ฑ๐Ÿ‡ท Liberia
๐Ÿ‡ฑ๐Ÿ‡พ Libya
๐Ÿ‡ฑ๐Ÿ‡น Lithuania
๐Ÿ‡ฒ๐Ÿ‡ฐ Macedonia

๐Ÿ‡ฒ๐Ÿ‡ฌ Madagascar
๐Ÿ‡ฒ๐Ÿ‡ผ Malawi
๐Ÿ‡ฒ๐Ÿ‡พ Malaysia
๐Ÿ‡ฒ๐Ÿ‡ฑ Mali
๐Ÿ‡ฒ๐Ÿ‡บ Mauritius
๐Ÿ‡ฒ๐Ÿ‡ฝ Mexico
๐Ÿ‡ฒ๐Ÿ‡ฉ Moldova
๐Ÿ‡ฒ๐Ÿ‡ณ Mongolia
๐Ÿ‡ฒ๐Ÿ‡ช Montenegro
๐Ÿ‡ฒ๐Ÿ‡ฆ Morocco
๐Ÿ‡ฒ๐Ÿ‡ฟ Mozambique
๐Ÿ‡ฒ๐Ÿ‡ฒ Myanmar
๐Ÿ‡ณ๐Ÿ‡ฆ Namibia
๐Ÿ‡ณ๐Ÿ‡ต Nepal
๐Ÿ‡ณ๐Ÿ‡ฑ Netherlands Antilles
๐Ÿ‡ณ๐Ÿ‡ฟ New Zealand
๐Ÿ‡ณ๐Ÿ‡ฎ Nicaragua
๐Ÿ‡ณ๐Ÿ‡ช Niger
๐Ÿ‡ณ๐Ÿ‡ฌ Nigeria
๐Ÿ‡ณ๐Ÿ‡ด Norway
๐Ÿ‡ด๐Ÿ‡ฒ Oman
๐Ÿ‡ต๐Ÿ‡ฐ Pakistan
๐Ÿ‡ต๐Ÿ‡ธ Palestine
๐Ÿ‡ต๐Ÿ‡ฆ Panama

๐Ÿ‡ต๐Ÿ‡ช Peru
๐Ÿ‡ต๐Ÿ‡ญ Philippines
๐Ÿ‡ต๐Ÿ‡ฑ Poland
๐Ÿ‡ต๐Ÿ‡น Portugal
๐Ÿ‡ถ๐Ÿ‡ฆ Qatar
๐Ÿ‡ท๐Ÿ‡ด Romania
๐Ÿ‡ท๐Ÿ‡บ Russia
๐Ÿ‡ท๐Ÿ‡ผ Rwanda
๐Ÿ‡ฐ๐Ÿ‡ณ Saint Kitts and Nevis
๐Ÿ‡ป๐Ÿ‡จ Saint Vincent and the Grenadines
๐Ÿ‡ธ๐Ÿ‡ฆ Saudi Arabia
๐Ÿ‡ธ๐Ÿ‡ณ Senegal
๐Ÿ‡ท๐Ÿ‡ธ Serbia
๐Ÿ‡ธ๐Ÿ‡ฑ Sierra Leone
๐Ÿ‡ธ๐Ÿ‡ฌ Singapore
๐Ÿ‡ธ๐Ÿ‡ฐ Slovakia
๐Ÿ‡ธ๐Ÿ‡ด Somalia
๐Ÿ‡ฟ๐Ÿ‡ฆ South Africa
๐Ÿ‡ฐ๐Ÿ‡ท South Korea
๐Ÿ‡ช๐Ÿ‡ธ Spain
๐Ÿ‡ฑ๐Ÿ‡ฐ Sri Lanka
๐Ÿ‡ธ๐Ÿ‡ฉ Sudan
๐Ÿ‡ธ๐Ÿ‡ท Suriname

๐Ÿ‡ธ๐Ÿ‡ฟ Swaziland
๐Ÿ‡ธ๐Ÿ‡ช Sweden
๐Ÿ‡จ๐Ÿ‡ญ Switzerland
๐Ÿ‡น๐Ÿ‡ผ Taiwan
๐Ÿ‡น๐Ÿ‡ฟ Tanzania
๐Ÿ‡น๐Ÿ‡ญ Thailand
๐Ÿ‡น๐Ÿ‡ฌ Togo
๐Ÿ‡น๐Ÿ‡น Trinidad and Tobago
๐Ÿ‡น๐Ÿ‡ณ Tunisia
๐Ÿ‡น๐Ÿ‡ท Turkey
๐Ÿ‡น๐Ÿ‡จ Turks and Caicos Islands
๐Ÿ‡บ๐Ÿ‡ฌ Uganda
๐Ÿ‡บ๐Ÿ‡ฆ Ukraine
๐Ÿ‡ฆ๐Ÿ‡ช United Arab Emirates
๐Ÿ‡ฌ๐Ÿ‡ง United Kingdom
๐Ÿ‡บ๐Ÿ‡พ Uruguay
๐Ÿ‡บ๐Ÿ‡ธ USA
๐Ÿ‡บ๐Ÿ‡ฟ Uzbekistan
๐Ÿ‡ป๐Ÿ‡ณ Viet Nam
๐Ÿ‡ฟ๐Ÿ‡ฒ Zambia
๐Ÿ‡ฟ๐Ÿ‡ผ Zimbabwe