Students with mild intellectual disabilities need explicit vocabulary instruction with multiple exposures in different contexts and extra practice in associating meanings to unfamiliar words to build their word knowledge. The purpose of this study was to examine the effect of multimedia-based computer assisted instruction on learning the meanings…

The National Institute for Early Education Research (NIEER) conducted a landscape evaluation of early childhood programs in Indiana (IN) between the spring of 2021 and the summer of 2022. The evaluation included assessments of infant, toddler, and preschooler children's developmental status in multiple domains at two time points to measure growth.…

"Pre-K Mathematics" is a supplemental mathematics program focusing on a range of mathematical concepts to help develop children's informal mathematical knowledge. The "Pre-K Mathematics" program includes teacher-led, small-group mathematics activities that are engaging and hands-on, as well as caregiver-child activities that…

A tenet of the Multi-Tiered System of Supports (MTSS) is that even evidence-based interventions will not be effective with all children. We examined preschool children's response to a supplemental literacy intervention ("Story Friends") in two classrooms. Children with weak vocabulary skills were identified and received the intervention.…

Research into the effect of questions asked during storybook reading in preschool settings has rarely investigated questions that elicit higher order thinking. In the current study, Blank et al.'s Four Levels of Abstraction were used to code teacher questions and child responses from 177 individual storybook reading sessions with eight…

This mixed-method study examined the impact of an online formative assessment tool on the language and early literacy skills development of 204 3-4-year-old children enrolled in Head Start. Twenty-four classroom and children participated in a two-group randomized control trial, in which classrooms in the treatment condition implemented weekly…

In recent years, more than 700,000 children aged 3 through 5 years identified with speech or language impairments (44%), developmental delay (37%), autism (9%), and other disabilities (10%) received federally supported special education services. For our republished article in the inaugural issue of the 50th anniversary volume, we have selected a…

Fidelity of implementation is a commonly used term that is not well understood yet frequently assessed in schools today. This paper will discuss the different approaches commonly used in schools (e.g., structural, procedural, etc.) and then present them in relation to student outcomes within a seven-month intervention study with at-risk…

Dialogic reading is an evidence-based practice for preschool children who are typically developing or at-risk; yet there is limited research to evaluate if it has similar positive effects on the language and preliteracy skills of children with disabilities. This quasi-experimental study examined the effects of dialogic reading, with the…

This study explored the effects of an evidence-based literacy program, ABRACADABRA, on the spelling abilities of children with autism spectrum disorder (ASD). Twenty children with ASD aged 5-11 years were assigned to matched instruction and waitlist control groups. Children in the instruction group received 26 hrs of individualized, home-based…