These are some great sites to use for word processing:

Spanish for Kids Spanish for kids is a good tool for students who are learning Spanish; it is easy to use and students can have fun while learning.
Objective: Students will be able to identify in Spanish: vocabulary, verbs, and nouns.
Lesson activity: Students will use this tool to review vocabulary and identify verbs and nouns. http://www.aasd.k12.wi.us/staff/boldtkatherine/SpanishforKids.htm#GRAMMAR_

Child Topia
This is a very cool tool. I was exploring it and I just love it.
Objective: Students will be able to identify the numbers in Spanish.
Lesson activity: Students will use this tool to practice the pronunciation of the numbers in Spanish.http://childtopia.com/index.php?module=home&func=aenumeros&idphpx=numeros-infantil

Espanol con Carlitos (Spanish with Carlitos)
This site can be use with high school students who’s Spanish is advanced because it is a very challenged.
Objective: Students will be able to identify words, to fill in the blank with different verbs and also make plurals.
Lesson activity: Students will use this tool in pairs to play against their classmates and the group with more points wins. http://babelnet.sbg.ac.at/carlitos/