The geometric design of roofs is a key element in the design and construction of buildings. Roofs play an important role in protecting buildings from the weather and providing esthetic appearance and functionality. Theoretically, to design a roof over a given plan means to construct the projections of the intersections of the roof planes. All this…

The basic design lesson is an introductory course that teaches students the fundamental principles of design, including elements such as form, space, scale, proportion, and composition. It is also an introduction to both concrete thinking and abstract one, which is rather about ideas and general thought. Abstraction is one of the steps ap- plied…

Practical problem solving is not common in many mathematical classes in Malaysian upper secondary schools. Usually, students receive the mathematical concepts through abstract materials (students cannot see some of them in their daily life). Thus some students believe that 'mathematics is not necessary for human life'. In this article, the…