Continuity mistake: At the rocket competition, after Greta tells her team that Mr. Bezmusk thinks they might win, a boy is shown with a green smartphone. In the following shots, the power button and volume buttons keep switching sides on the phone, and the camera is even on the opposite side in one shot. (00:14:47)
Other mistake: Greta is told that the horseshoe team is focused on beating their rivals from Frackington on Friday. Greta's tablet has its camera at the top left corner, but when she walks away, it moves to the top right corner mid-shot. (00:04:00)
Other mistake: When Greta and Godcat are talking to each other on the couch, Greta's tablet has its camera at the top left corner. Then, when Godcat takes the tablet from her, the camera moves to the top right corner mid-shot. (00:04:51)
