When Kendall's mother expresses her feelings to her daughter on missing her son, the positions on the table of the spoon and tea bag sitting in the mug constantly move around in relation to each other.
When the camera is on the statue and the windows on the far right but if you look at the window closest to the statue what is that thing that appears and then disappears.
When the boys enter the mansion, they look around, and when they look around, one can see a window, within which one can see someone walking.