1413-6538 1413-6538 S1413-65382020000400551 10.1590/1980-54702020v26e0059 Spain Spain Spain USA 00 10 2020 00 10 2020 26 4 551 554

2018 43 12 12 2194-209 2015 25 2 2 1-16 2013 2016 30 2 2 148-60 2018 235-57 2017 68 3 3 345-56 2016 29 4 4 331-47 2015 19 8 8 875-86 2019 23 6 6 639-55 2010 2008 2010 4 2 2 1-5 2014 44 1 1 125-47 2015 28 4 4 447-60 1994 2016 9 2 2 143-57 2017 32 1 1 3-17 2016 35 2 2 322-36 2002 2019 2005 2003 24 6 6 369-79 2016 2015 28 3 3 259-75 2018 27 1 1 73-93 2016 135-59 2018 21 2 2 131-54 US Department of Education 2016 UNESCO and International Bureau of Education (IBE) 2016