Amazon currently has LEGO Architecture Farnsworth House 21009 further reduced to $40.47 (reg.$59.99). Savings works out to be 33% off. Free shipping on orders above $25 and no tax for most states.
Forum member Tiedmon also informs us that the LEGO Winter Village Post Office is also on sale for $53.97
(reg.$59.99) (reg.$69.99) which works out to be 10% 23% off. If you are into Trains, the LEGO City Train Station is also now down to $38.96 (reg.$49.99) which works out to be 22% off. More of their hottest LEGO deals can be found here.