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Bouck, Emily C.; Park, Jiyoon – Education and Training in Autism and Developmental Disabilities, 2020
Virtual manipulatives are an emerging intervention to support students with disabilities in mathematics. Through a multiple probe across participants design, researchers examined use of an intervention package consisting of a virtual manipulative (i.e., the Two-Color Counter app-based manipulative) and the system of least prompts (SLP) to support…
Descriptors: Computer Oriented Programs, Manipulative Materials, Assistive Technology, Prompting
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Norton, Anderson; Boyce, Steven; Hatch, Jennifer – Mathematics Teaching in the Middle School, 2015
In general, units coordination refers to the relationships that students can maintain between various units when working within a numerical situation. It is critical that middle school students learn to coordinate three levels of units not only because of their importance in understanding fractions but also because of their implications for…
Descriptors: Mathematics Education, Computer Oriented Programs, Algebra, Fractions