When Quark shows Odo the dice so Odo can blow on them, Quark is holding the dice in his left hand. In the next shot, the dice are in his right hand.
As the poison gas bar scene is cleared, the corners of the bird's eye shot shows the top of the the set walls, which are unpainted wood. Metal mounts for the door lifting mechanisms are visible.
Julian is worried about not being unable to find his dress uniform for the first contact meeting with the Wadi, and Sisko is mad at him. He could have replicated a uniform. Plus Kira isn't wearing a dress uniform.
When the four officers go through the hopscotch-type puzzle, Kira doesn't finish facing into the room but gets through anyway.