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Picture communication symbols (PCS) are a set of colour and black & white drawings originally developed by Mayer-Johnson, LLC for use in augmentative and alternative communication (AAC) systems. These AAC systems may be high-tech, such as the TD Pilot, or low-tech such as a communication board. PCS symbols are now owned and maintained by Tobii ...
Aided communication methods can range from paper and pencil to communication books or boards to speech generating devices (SGDs) or devices producing written output. The elements of communication used in AAC include gestures, photographs, pictures, line drawings, letters and words, which can be used alone or in combination.
Semantic compaction, (Minspeak), conceptually described as polysemic (multi-meaning) iconic encoding, is one of the three ways to represent language in Augmentative and alternative communication (AAC). [1] It is a system utilized in AAC devices in which sequences of icons (pictorial symbols) are combined in order to form a word or a phrase.
Example of basic PECS communication board. The Picture Exchange Communication System (PECS) is an augmentative and alternative communication system developed and produced by Pyramid Educational Consultants, Inc. [1] PECS was developed in 1985 at the Delaware Autism Program by Andy Bondy, PhD, and Lori Frost, MS, CCC-SLP. [2]
Reading for special needs has become an area of interest as the understanding of reading has improved. Teaching children with special needs how to read was not historically pursued under the assumption of the reading readiness model [1] that a reader must learn to read in a hierarchical manner such that one skill must be mastered before learning the next skill (e.g. a child might be expected ...
Tangible symbols emerged from Van Dijk’s work in the 1960s using objects as symbols to develop language in deaf-blind children. [ 3 ] [ 8 ] [ 9 ] In turn, Van Dijk’s work was based on the concept "symbol formation" developed by Werner and Kaplan (1963), who theorized that "symbol formation" referred to the process of developing language by ...