https://www.wordreference.com/ FREE ENGLISH-SPANISH DICTIONARY ONLINE.
 https://www.epasatiempos.es/sopas-de-letras-tematicas.php INTERACTIVE GAMES TO LEARN SPANISH
http://www.memoriachilena.gob.cl/archivos2/pdfs/MC0002274.pdf EL SILABARIO. LEARN HOW TO READ IN SPANISH.