Buuxi weedha soo socota: Sanadkii 2016, Curbelo wuxuu ku guuleystay billad dahab ah Puerto Rico tartanka Centrobasket Under-15 Championship ee Patillas, Puerto Rico kadib celcelis ahaan 16.5 dhibcood, toddobo rebounds iyo 6.5 caawin ciyaar kasta. 2017 FIBA Under-16 Americas Championship oo ka dhacay Formosa, Argentina, wuxuu celcelis ahaan ciyaaray 21.8 dhibcood, 7 rebounds, 3.2 caawin iyo 3.5 xaday ciyaar kasta wuxuuna ku guuleystay billad naxaas ah. Curbelo wuxuu ku tartamay Koobkii Adduunka ee FIBA Under-17 ee 2018 ee Argentina, halkaas oo uu ku dhaliyay celcelis ahaan 13.6 dhibcood, 5.6 rebounds iyo tartan-sare 5.9 caawiye ciyaar kasta wuxuuna kooxdiisa u horseeday billad kale oo naxaas ah. Waxa uu celcelis ahaan 11.1 dhibcood iyo 5.6 caawin ciyaarkiiba
2019 FIBA Under-19 World Cup ee Heraklion, Giriigga iyadoo Puerto Rico ay ku dhameysatay kaalinta lixaad.