The very common situation of waiting for the cooling of a cup of coffee is addressed through a conventional engineering approach, where several important concepts of heat and mass transfer are used. A numerical and analytical solution of the differential equations of the problem are proposed, and assessed by comparing to simple experiments.…

Earlier studies have found that students, including adults, have problems understanding the scientifically accepted model of the Sun-Earth-Moon system and explaining day-to-day astronomical phenomena based on it. We have been examining such problems in the context of recent research on visual-spatial reasoning. Working with middle school students…

Teachers frequently need assistance in meeting the needs of students with behavior and learning problems. Contacts with peers and other staff usually are informal and do not allow thorough analysis of the problem. The Building Support System model used in some North Dakota schools provides prompt, accessible support to teachers through peer…

The Student Study Team (SST) is a school site team which involves parents, students, and teachers working together to assist regular education students who are not progressing satisfactorily. The SST model aims to increase positive outcomes for students; improve the quality and efficiency of meetings; and increase personal satisfaction levels for…