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Direct linkLaski, Elida V.; Ermakova, Anna; Vasilyeva, Marina; Halloran, Karina – Journal of Experimental Education, 2023
The present study examined whether the number of manipulatives used in arithmetic strategy instruction influences learning. First graders were randomly assigned to one of the following conditions for learning a decomposition strategy to solve arithmetic problems: intervention with a single manipulative, intervention with multiple manipulatives,…
Descriptors: Manipulative Materials, Instructional Effectiveness, Mathematics Instruction, Arithmetic
Download full textColomer, Carla; Re, Anna M.; Miranda, Ana; Lucangeli, Daniela – Learning Disabilities: A Contemporary Journal, 2013
The aim of this study was to investigate the specific numerical and calculation abilities of 28 children with ADHD without comorbid mathematical learning disabilities (LD), ranging from the 1st to the 5th grade of primary school, and to examine the stability or the development of the arithmetic profile. Our results showed that a high percentage of…
Descriptors: Numeracy, Computation, Mathematics Skills, Children
