General Knowledge    
Expand your mind and get instruction on how to do almost anything.

BBC Education - general.. outstanding learning resource for all subjects.
eHow.com - general.. step-by-step how-to's on just about everything.
HowStuffWorks.com - educational.. detailed explanations about how things work.
infoplease.com - portal.. K-12 learning and porfessional development.
Internet Public Library - portal.. reference material and educational exhibits.
SoYouWanna.com - general.. humorous explanations on everyday topics.
UselessKnowledge.com - trivia.. over 25,000 facts, quotes, and quizzes.


B. Ask-An-Expert Sites    
Get experienced help via the internet or telephone.

Abuzz.com - all topics.. partnered with nytimes; a place to connect and collaborate.
Allexperts.com - all topics.. free, 1,000's of expert volunteers answer your questions.
Answer Point - all topics.. from ask jeeves; get answers or help someone else.
ask dr. tech - computers.. fee; solve hardware & software problems 24/7.
AskAnOwner - advice.. question real people about products, services, life or experiences.
Experts Exchange - high-tech.. quickly find specific solutions to specific IT questions.
Intota - tech.. expert advice in 30,000 areas of science, technology and business.
Kasamba - all topics.. your source for expert advice and professional services.
Keen - all topics.. complete resource for live immediate advice via telephone.
LiveAdvice - all topics.. pay for the answer you need or get paid to help others.
Tech24 - computers.. fee required; connect with live online computer experts.
TechKnow-How.com - computers.. fee req'd; phone support for computer questions.


C. Courses and Tutorials    
Online classes for a variety of interests.

24/7 University - business.. huge course list for business and personal development.
Brainbench - business.. online certifications and more than 200 different skills.
eMind - business.. courses in insurance, accounting, profesisonal development, and more.
getskilled.com - business.. affordable courses; negotiation skills, computer skills, more.
GreatGrades.com - students.. purchase entire courses in all subjects; grade levels 1-12.
Hotcourses.com - directory.. (UK) free listings of courses in england; all subjects.
Learn.com - variety.. access courses from any computer, anywhere, anytime.
Learnthat.com - variety.. free; wide range of courses and tutorials; all levels.
MindLeaders - variety.. computer, business, and technology skills courses.
Parlo - languages.. unique flexible online courses and e-mail lessons.
QuicKnowledge - business.. courses in sales, management, presentation skills, more.
Sage Online Learning - financial.. financial services curriculum, includes IBT courses.
Sessions.edu - internet.. online design and internet media courses.
SmartPlanet.com - tech.. by CNET; self-paced tutorials, virtual labs, and dynamic interaction.
SportsID.com - sports.. learn sports thru video tutorials; 90+ sports, 1500+ videos.
TeachMeIT.com - tech.. online IT education courses for all levels.
u4all.com - variety.. take a wide range of classes in fully-interactive virtual classrooms