
Keywords: بلوک های ساختمان; prevention; poverty; child development; intervention; BB; Building Blocks; ROR; Reach Out and Read; SES; Socioeconomic status; StimQ2-I; StimQ Infant Revised; StimQ2P; StimQ Preschool Revised; StimQ2T; StimQ Toddler Revised; VIP; Video Interaction Project