Contributions
This is the sample of 237 focal students, grades K-3rd. Data is in wide format and there are 2 timepoints per instrument. The first is pretest, the second is posttest. Both item-level and instrument scores are included, as well as notes about missing data as applicable.
This is the sample of 114 elementary classroom teachers, grades K-3rd. The dataset is in wide format. There are two timepoints of each instrument: pretest, and posttest.
This efficacy study explored the effects of a classroom teacher-delivered tier 2 intervention on teacher and student outcomes through a cluster randomized controlled trial.