On this page you will find resources for NT Greek in Spanish.
Spanish Edition of Learn to Read New Testament Greek
This is a link to my introductory Greek Grammar in Spanish, Aprenda a Leer el Griego del Nuevo Testamento. It is also available in Google Play and iBooks formats.
Jacob Cerone's Quizlet page has a set of flash cards for the Spanish version of my beginning Greek grammar.
Hudgins, Thomas. El Griego Del Nuevo Testamento Y Español / New Testament Greek And Spanish
Thomas Hudgins has collected a great bibliography of Spanish resources for NT Greek.