Earlier quoted context omitted.
One of my favorite memories of high school was making guacamole in my physics class. I finished the exam early and had some spare time. Lunch was at 1:30pm and I had breakfast 5:40am most mornings. The teacher walked over, grabbed a chip, scooped up some of the guac, and munched on it. "Luck for you, that's really good. Otherwise I'd kick you out of class"
Yes, meal times for kids in school are also poorly structured, often dictated by over-crowded facilities that can't hold enough people to let everyone eat at a normal lunch time. My kids' school starts at 8:50 am, but one of them has lunch 11:00 a.m. with 4 hours afterwards during which they can't eat. We let him bring a snack and tell him to let his teacher know his parents gave him permission to eat, and they shoul…
4 hours without food seems very short, it only would be a problem if the main food source would be fast carbs which let the blood sugar drop very quickly afterwards.