Reading Resources:
http://www.readingrockets.org/audience/parents
http://www.scholastic.com/parents/resources/article/more-reading-resources/reading-tips-parents
http://www.k12reader.com/reading-resources/
http://www2.ed.gov/parents/read/resources/edpicks.jhtml
Math Resources:
http://www.math.com/parents.html
http://www.coolmath.com/parents/
http://www2.ed.gov/pubs/parents/Math/resources.html
Writing Resources:
http://www.readwritethink.org/parent-afterschool-resources/
http://www.scholastic.com/parents/resources/article/subject-refreshers/parent-primer-writing
https://owl.english.purdue.edu/owl/resource/680/01/
Homework Help:
http://www.math.com/
http://www.infoplease.com/homework/
http://www.timeforkids.com/homework-helper
Educational Games & Activities in all subjects (Grades K-12):
http://www.internet4classrooms.com/grade_level_help.htm
College Preparation:
http://www.collegeprep101.com/
http://studentaid.ed.gov/prepare-for-college/checklists
PSAT - http://www.collegeboard.com/student/testing/psat/prep.html
http://www.testprepreview.com/psat_practice.htm
SAT- http://www.testprepreview.com/sat_practice.htm