Problem Statement: Gaining reasoning skills in early years affects the formal proving skills in the following years, thus it is quite significant. The acquiring of this skill is only possible with the approaches that the teachers used in the process. At this point, the problem to be researched in terms of making proofs is seen in how middle school…

The debate defining thinking, critical thinking, and higher-level thinking is expansive. Geersteen (2003) provides an excellent review of this literature and suggests that one way to distinguish between lower- and higher-level thinking is based on the level of abstraction. In this article, the authors focus on analysis and synthesis or…

Evaluation is an act of persuasion directed to a specific audience concerning the solution of a problem. The process of evaluation is prescribed by the nature of knowledge--which is generally complex, always uncertain (in varying degrees), and not always propositional--and by the nature of logic, which is always selective. In the process of…