Slate (writing) expensive. Slate (writing) A slate is a thin piece of hard flat material, such as the rock also called slate, that is used as a medium for writing. The rock is “a metamorphic rock created by the recrystallization of the minerals in shale from clay to parallel-aligned, flat, flake-like minerals such as mica”. The writing slate consisted of a piece of slate, typically either 4x6 inches or 7x10 inches, encased in a wooden frame. A precise date range for writing slates of this type has not been established. Usually, a piece of cloth or slate sponge was used to clean
Theory of change of change’ actually means; in some cases, what some program developers describe as a Theory of Change is, in essence, simply log frame, strategic plan or another approach that does not encompass the complexity of the theory of change approach. Practitioners have developed logic models and logical frameworks as strategies and tools to plan and evaluate social change programs. While these models well articulate the goals and resources of an initiative or organization, they give less focus to the complex social, economic, political and institutional processes that underlie social and societal change. Thus, while logic models and logframes have developed