http://www.raz-kids.com

http://www.i-ready.com

http://www.brainpop.com

http://165.155.107.207/lms

http://www.firstinmath.com/

http://library.nycenet.edu/common/servlet/presenthomeform.do;jsessionid=B0E4271C46B4F106562EBF884CC06893?l2m=Home&tm=Home&l2m=Home

http://www.typingweb.com/

http://www.uptowneducation.com/web/index.aspx

http://brainpopjr.com

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http://www.khanacademy.org/

http://www.merriam-webster.com/dictionary

http://www.wordreference.com/definicion

http://www.sheppardsoftware.com/math.htm

http://www.gamequarium.com/math.htm

http://www.funbrain.com/kidscenter.html

http://www.mathplayground.com/wordproblems.html

http://mathwire.com/problemsolving/probs2.html

http://www.softschools.com/quizzes/math/4th_grade_word_problems/quiz682.html

http://funology.com

http://funschool.kaboose.com/arcade/science/

http://larryferlazzo.com/eslscience.html

http://www.sciencekids.co.nz/gamesactivities.html

http://spaceplace.nasa.gov/

https://arisparentlink.org/parentlink

http://www.colorincolorado.org/familias

http://www.bookworm4kids.com/Ages_8-12.html

http://familytlc.net/index_elementary.html

http://kidshealth.org/parent/centers/spanish_center_esp.html

http://www.edtrust.org/sites/edtrust.civicactions.net/files/publications/files/imprvgeduLatino_Espanol.pdf

http://familyfun.go.com/

http://www.kids.gov/k_5/k_5_social.shtml

http://kids.nationalgeographic.com/kids/

http://kids.discovery.com/

http://www.studyzone.org/testprep/elagrade4.cfm

http://schools.portnet.k12.ny.us/~kids/FOV1-000421E1/?OpenItemURL=S01BCE025