Khan Academy, an Entrepreneur's Dream

Khan Academy (http://www.khanacademy.org/) is an excellent resource for quickly learning what you need to know.  It's free, online, and learn at your own pace, own time.  Salman Khan is the genius/faculty and idea guy.  

He is "Bill Gates favorite teacher", and funded by Google, Gates, and others.  This can only get lots better!
Check out the video interview with the founder on This Week In Startups.
Go to Khan Academy and check out these Entrepreneur topics (more being added all the time):
Venture Capital and Capital Markets   Raising money for a startup   Getting a seed round from a VC   Going back to the till: Series B   An IPO   More on IPOs   Equity vs. Debt   Bonds vs. Stocks   Chapter 7: Bankruptcy Liquidation   Chapter 11: Bankruptcy Restructuring
Valuation and Investing   Price and Market Capitalization   Introduction to the Income Statement   Earnings and EPS   Introduction to the Price-to-Earnings Ratio   P/E Discussion   ROA Discussion 1   ROA Discussion 2   Depreciation   Amortization   P/E Conundrum   Enterprise Value   EBITDA
Additionally, there are tons of videos on math, statistics, chemistry, banking, history, finance, biology, the bailout, and more...