Mad Money: Tracking campaign ads
Campaign Finance Explorer
Presidential debate analysis
Debt-limit game: You choose who gets paid (and who doesn't)
U.S. Open graphics
HUD's funding losses (A Washington Post Investigation)
NCAA Tournament Brackets and History
Weight of the world
Breaking down the State of the Union
Congress Votes Database redesign
Europe's financial contagion
The Hidden Life of Guns (A Washington Post Investigation)