Fidelity of Implementation in a Preschool Math Intervention
Abstract: Fidelity of implementation measures the extent to which teachers or other implementors follow the ideal of an intervention. It serves as a measure of internal validity, a check of experimental manipulation, and can allow researchers to attribute success or failures to the intervention. It is a crucial element of an educational intervention, but many studies do not even mention it. With the Wesleyan Preschool Math Games, a set of research-based math games … Read more