Luciana Mendonça Alves, Luiz Felipe Dos Santos, Izabel Cristina Campolina Miranda, Isa Mourão Carvalho, Gabriela de Lima Ribeiro, Laura de Souza Cardoso Freire, Vanessa de Oliveira Martins-Reis, Letícia Correa Celeste
Reading speed in Elementary School and Junior High
CoDAS
classroom learning activities checklist clac brief classroom observation measure assesses taskoriented selfregulated learning early childhood environments assessed tools dimensionality validity predicting prekindergarten prek learning gains study sample midwest childparent center mcpc program evidencebased prek3rd grade school reform model providing comprehensive educational family support services data 1358 enrolled students 72 observed classrooms indicated 2factor modelinstructional responsiveness student engagementexplained 50 variance item scores evidence construct validity strong linear probit regression analyses indicated clac scores independently predicted learning gains literacy es 34 sd math es 30 sd teaching strategies gold assessment system standardized performance assessment findings support validity clac assessing classroom learning environment implications program monitoring evaluation professional development discussed