Hello, Esperanza1987!
I hope you �ll find what you need in the following links.
http://printables4kids.com/
http://bygosh.com/ (free illustrated kids stories)
http://www.beginningreading.com/Free%20Workshe.htm (alphabet, reading and colouring)
http://abcteach.com/ (reading, ppts, fun activities-colour, dot-to-dot, crosswords)
http://www.english-4kids.com/puzzlesheets.html (crosswords, puzzles, ppts, games)
http://www.macmillanenglish.com/younglearners/
http://www.welcometoenglishandfun.com/index.html (photocopiable teacher�s resources - exercises, games, songs, activities, worksheets � pre-school - elementary)
http://www.esl-kids.com/ (flashcards, worksheets, games, songs, links)
http://www.eslkidstuff.com/WorksheetMenuTour.htm (alphabet, grammar, vocabulary, holidays ages 2 - 13)
http://www.first-school.ws/themes.html
http://www.kids-pages.com/ (stories, alphabet, colorings, puzzles, flashcards, riddles, games)
http://www.dreamenglish.com (free songs and worksheets for young learners)
I usually use a lot of songs with kids and would recommend you the last link, ( www.dreamenglish.com). There are a lot of really nice and free songs for kids there.
I hope it helps!
Have a nice Sunday!
Larisa