(This post contains affiliate links.)

Amazon currently has a few mini LEGO sets marked down to $3.99.  These would make perfect stocking stuffers!

The following sets are currently $3.99:

Lego Creator Red Racer
Lego Classic Blue Activity Box (also Green and Red for the same price)
All these sets are eligible for free shipping.  Hurry, prices could change at any time!

See more current Amazon deals here.