A Meta-analysis of the Worked Examples Effect on Mathematics Performance - Barbieri et al.

A Meta-Analysis of the Efficacy of Teaching Mathematics With Concrete Manipulatives - Carbonneau et al.

Concreteness Fading in Mathematics and Science Instruction: a Systematic Review - Fyfe et al.

On the learning benefits of confidence-weighted testing - Sparck et al.

Principles for the design of a fully-resourced, coherent, research-informed school mathematics curriculum - Foster et al.