Purpose: The purpose of this study was to test the efficacy of the Teaching Early Literacy and Language (TELL) curriculum package for improving the early literacy and oral language skills of preschoolers from low-income families. Method: In a randomized controlled trial (RCT), TELL was implemented in 30 TELL and 28 business-as-usual classrooms.…

This study examined preschool teachers' fidelity in implementing a vocabulary intervention. The purpose of the study is to inform the scaling up of vocabulary interventions, identifying strategies that are both feasible for teachers and effective for vocabulary learning. We analyzed data from a vocabulary intervention in which teachers (n = 10)…

Integration of STEAM disciplines in preschool education is considered to be difficult for children to work as engineers and perform robotics applications. Therefore, preschool STEAM activities are needed. The study aims to convey how to implement the preschool STEAM activity named "We design our school for our visually impaired friend"…

This study examines the efficacy, cost, and implementation of an integrated science and literacy curriculum for kindergarten. The study was conducted in a large urban district and included 1,589 students in 71 classrooms in 21 schools. The research includes a multi-site cluster-randomized controlled trial and mixed-methods cost and implementation…

This article examined perceptions on curriculum implementation regarding rural Zimbabwean early childhood development (ECD) teachers in 2017. The study aimed to locate teachers as agents of change in schools by reviewing their perceptions in implementing the recently introduced ECD framework. In this qualitative multiple case study, 30 rural…

It is a controversial issue that magnetism is an interesting topic for children but also the concept is too abstract for the preschoolers. In this study, an action research is conducted that examines whether the designed intervention program based on STEM can be beneficial for 5-6 years old children to learn more about the specific features of the…

In this study, the effectivity of jigsaw method, one of the cooperative learning models, on teaching the concepts related to sense organs and their functions to four-five year-old children in nursery class was analyzed. The study is in the semi-experimental design consisting of experimental and control groups and pretest and posttest. The sample…

This paper describes findings from a blocked randomized design (BRD) field study conducted to examine the "Next Generation Preschool Math" (NGPM) program's implementation in preschool classrooms and promise in improving young children's mathematic learning. NGPM integrates traditional preschool activities with developmentally appropriate…

Background: Recent curriculum studies raise a number of questions concerning teachers' implementation fidelity, including the extent to which fidelity to multiple curriculum components is achieved and measured and the extent to which fidelity serves as a mechanism for impacting children's learning. Objective: Within the context of a language and…

The aim of this study was to examine teachers' perceptions and concerns about the implementation of the preschool curriculum developed over 10 years (2005-2015). This paper reports findings from an interpretive case study design in four preschool settings in Tanzania with 12 teachers and 8 parent participants. Data were generated using interviews…

The purpose of this paper is to contribute to development of research tools for observation and analysis of educational practices used by teachers in preschool classrooms. More specifically, we approached the implemented curriculum of mathematics in Greek preschool education. We analysed the recorded data from a week of teaching practices in eight…

This study investigated the extent to which early education classrooms across Indiana implemented evidence-based practices and how well the classrooms of different types of early education programs in our state compared with one another. Evidence-based effective curricula increase children's learning compared to those that are not effective. This…

There has been a growing concern about how best to address the needs of dual language learners with language impairments. Most dual language programmes have been evaluated with children with typical language development (TLD) and as a result, very little is known about the effect of these programmes on children with language disabilities. The…

A case study approach was adopted to investigate two thinking skills programmes for a maximum variation sample of five- to six-year-olds in four schools, in two local authorities (LAs), in England and Wales, using multiple methods. School staff interviewed felt that thinking skills programmes enhanced critical thinking skills and improved use of…

The purpose of this 4-year efficacy trial, funded by IES under the Mathematics and Science Education topic, is to study the efficacy of a (Tier 1) core kindergarten math curriculum, "Early Learning in Mathematics" (ELM), when implemented under rigorous experimental conditions. In the first year of this study (2008-09), kindergarten…