El Alfabeto - The Alphabet
http://spanishspanish.com/java_free/intro_alfabeto/intro_alfabeto.html
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Días de la Semana - Days of the Week
http://spanishspanish.com/java_free/intro_days_7/intro_days_7.html
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Meses del año - Months of the year
https://spanishspanish.com/java_free/intro_months/intro_months.html
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Números del 1 al 10-Numbers 1-10
http://spanishspanish.com/java_free/numbers/intro_numbers_10/intro_numbers_10.html
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Números del 1 al 20-Numbers 1-20
http://spanishspanish.com/java_free/numbers/intro_numbers_20/intro_numbers_20.html
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Números del 21 al 40 - Numbers 1-40
http://spanishspanish.com/java_free/numbers/intro_numbers_40/intro_numbers_40.html
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Decir la Hora - Telling time
http://www.spanishspanish.com/time/clock_web.html
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Stem Changing Verbs (Present tense)
http://www.spanishspanish.com/protected/roundrobin/roundrobin_present_tense_stemchange_advanced.pdf