REI (of all places) has several little Lego toys on sale right now. The Lego Mini Figure LED Keychain above is only $4.93, down from $10 bucks. Shipping on REI is FREE, regardless of your order size.
Search for “Lego” to find it or search for item number 807825. Should make for a fun inexpensive little stocking stuffer for the boys on your shopping list
Find more great gift deals in the Holiday Gift Finder!