Concrete-Pictorial-Abstract : Surveying its origins and charting its future
Effects of Instructional Guidance and Sequencing of Manipulatives and Written Symbols on Second Graders’ Numeration Knowledge
2 Do resources matter in primary mathematics teaching and learning ?
A Meta-Analysis of the Efficacy of Teaching Mathematics With Concrete Manipulatives
Concreteness Fading in Mathematics and Science Instruction : a Systematic Review
Language input and child syntax