The article discusses mechanisms of various kinds of disorthography (conditioned by the underdevelopment of morphological, phonemic and graphical bases of orthographic activity) in schoolchildren with general speech underdevelopment. It offers basic methodology and techniques to correct disorthography conditioned by inadequate child acquisition of phonemic, traditional principles of orthography and principles of graphics. A systematic work on the development of psychological and language components of this type of learning activity coupled with oral speech disorder overcoming facilitates successful acquisition of program requirements by such children. The following methods were used: practical (exercises, modelling, construction, schematization, games), visual (observation, image study, image and practical activity results demonstration, stimulus material demonstration), verbal methods (conversation, narration, method of language analysis and synthesis, grammar and orthographic tasks solution). The article covers the results of many years of positive experience in the correction of various types of disorthography of primary schoolchildren with general speech underdevelopment. Formation of grammatical and orthographic activity, the basics of speech and language competences, Russian language academic performance increase are prerequisites of linguistic personality development and child self-development. The practical importance of the research lies in the development and testing of methods of disorthography correction of children with general speech underdevelopment. The given methodology helps to improve their spelling skills and allows to carry out a purposeful and controlled formation of spelling activity. The results can be used in the work of speech therapy centers and educational establishments which carry out inclusive students’ education.
Improving Essential Numeracy Skills in Primary Schoolchildren Using a Brief Fluency-building Intervention: A Randomised Control Trial