0120-3916 0120-3916 S0120-39162021000200175 10.17227/rce.num82-11383 Brazil 00 08 2021 00 08 2021 82 175 196

2016 6 6 41-55 1915 1849 2nd 1993 1956 2018 2009 2016 2 8 8 3-27 2016 8 2 2 3-27 2019 21 2 2 Diário Nacional 1930 , Diário Nacional 1930 , Diário Nacional 1930 , Diário Nacional 1931 , Diário Nacional 1931 , 3 1 1 1-10 2020 Lisboa 2008 77 3 3 1-18 1998 232-40 1979 2006 2007 Playground Association of America 1909 429-39 2013 1948 2 6 6 120-1 2019 35 77 77 223-44 2014 74 43 43 693-716 2017 27 51 51 207-27 1999 82 82 189-206 1917 1924 1983 24 1 1 89-99 1941 Playground Association of America 1909 2015 2016 9-45 1907 7 4 4 7-10 1907 1 1 1 1907 1 3 3 1823 1852 8 1828 1992