When Bailey pulls out the flashcards the first word is clearly "bell"however when London and the kids chant "Bailey is boring" the word on the first card has changed to "why"
The "night vision goggles" Mr. Moseby wears in the opening segment are clearly NOT night vision goggles in any way, shape, or form. They look nothing like night vision goggles, and are actually safety goggles. If he was wearing real night vision goggles, you wouldn't be able to see his eyes through the goggles, like you can do with the goggles he has on.