Grammarly
This is a great site and application to help you with your grammar mistakes.

Wikipedia
This site is great for researching stuff and give you information.

OWL // Purdue Writing Lab
This site offers free resources including writing and teaching writing, research, grammar and mechanics, style guides, ESL (English as a second language) and job search and professional writing.

EducationPlannerBC – B.C. Post-Secondary Program Information and Application Service
This site will be a lot of help with your education planning.

Aplusmath : Free Math Worksheets, Math Games, Math Flashcards and more! (varsitytutors.com)
caters to grades K-12 so you will find a wide variety of math topics here.