By now, we are all aware of the effect of super-sized food portions. Very young children regulate their food intake by internal cues (when they feel full) rather than by portion size. As children age, external cues have more influence than internal cues. Hence, larger portion sizes promote more energy intake in older children, leading to caloric…

Aviation concepts, including forces acting on an airplane, navigation, correct aircraft terminology, and general aviation vocabulary, are often part of a comprehensive fifth-grade aviation curriculum. But in one school district, students also learned about flying planes and even trained in a flight simulator. This article describes how industry…