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
Whose Line Is It Anyway? Whose Line Is It Anyway? Whose Line Is It Anyway? is a short-form improvisational comedy show originating as a popular British radio programme, before moving to British television in 1988. Following the conclusion of the British run in 1999, ABC began airing an American version, which ran until 2007 and was later revived by The CW in 2013. Each version of the show consists of a panel of four performers who create characters, scenes, and songs on the spot, in the style of short-form improvisation games, many taken from theatresports. Topics for the games are based on either audience suggestions