You might also be interested in The Best Resources About Wealth & Income Inequality.
Here are my choices for The Best Sites For Learning About Taxes:
Here are 15 Infographics About Taxes.
What America Pays In Taxes is from NPR.
No Taxation Without Calculation: Filling Out Tax Returns is from The New York Times Learning Network.
Your 2011 Federal Taxpayer Receipt is an interactive from The White House.
Who pays more in taxes? is an interactive from The Washington Post.
Tax Facts is an infographic from The Wall Street Journal.
The 1040 Form Turns 100: Resources To Explain Income Taxes is from The ASIDE blog.
Tic Tac Taxes is from EconedLink.
Taxes Done Right with TurboTax
Get Your Maximum Tax Refund with TurboTax
Additional suggestions are welcome!