PokerStars No-Limit Hold'em, $0.02 BB (6 handed) Poker-Stars Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

CO ($1)
Button ($5.32)
Hero ($2.01)
BB ($2.33)
UTG ($7.09)
MP ($5.62)

Preflop: Hero is SB with Q, Q. CO posts a blind of $0.02. MP posts a blind of $0.02.
UTG raises to $0.1, 3 folds, Hero raises to $0.18, 1 fold, UTG calls $0.08.

Flop: ($0.42) 6, T, 6 (2 players)
Hero bets $0.4, UTG calls $0.40.

Turn: ($1.22) K (2 players)
Hero ???

Final Pot: $1.22

What should I be doing here on the turn - check folding, or should I be making some sort or bet in order not to show weakness? Only been at the table for a couple of the hands but the villain seems pretty loose, and am pretty sure that he will make a largish bet if I check here.