Wintz, Peter. (2010). The impact of the Interactive Radio Instruction (IRI) Mathematics Programme on Grade Two classrooms. Request to read at: https://uglibrary.uog.edu.gy/contact-us
Wintz, Peter. (2010). The impact of the Interactive Radio Instruction (IRI) Mathematics Programme on Grade Two classrooms. Request to read at: https://uglibrary.uog.edu.gy/contact-us