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De Anda, Stephanie; Blossom, Megan; Abel, Alyson D. – Journal of Speech, Language, and Hearing Research, 2020
Purpose: This single-case study examines a complexity approach to target selection in grammatical intervention in three children with varying levels of mastery of tense and agreement. Specifically, we examine whether targeting a complex tense and agreement grammatical structure (auxiliary BE in questions) leads to generalization to other less…
Descriptors: Case Studies, Morphemes, Grammar, Intervention
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Motsch, Hans-Joachim; Marks, Dana-Kristin – Child Language Teaching and Therapy, 2015
Lexicon Pirate was originally developed as a strategy intervention programme to treat lexical disorders of pre-school children. To evaluate the therapy's effectiveness for school-age students, a randomized controlled trial (RCT, N = 157) was conducted. Based on a pre--post-test design, the programme's impacts were compared with a control group…
Descriptors: Intervention, Program Effectiveness, Pretests Posttests, Experimental Groups