This study aims to examine the improvement of students' written mathematical communication ability in generative learning assisted by teaching aids and discovery learning and describe students' written mathematical communication in terms of self-confidence. The method used in this study is mix-methods. The population in this study were…

This two-group quasi-experimental study investigated the effects of the Online Advance Organizer Concept Teaching Material (ONACOM) integrated with inquiry teaching and expository teaching methods. Grade 7 students' posttest performances on the light unit achievement and light unit attitude tests controlled for gender, previous semester science…

Science education researchers have turned their attention to the use of images in textbooks, both because pages are heavily illustrated and because visual literacy is an important aptitude for science students. Text-image integration in the textbook is described here as composition schemes in increasing degrees of integration: prose primary (PP),…

One obstacle to understanding abstract concepts such as the "control of variables" strategy (CVS) is the tendency for learners to focus on surface rather than deep features in instructional materials. However, in tasks such as learning CVS, these same surface features may also support understanding, provided learners realize the…

This study aims to develop an instructional design whereby ecosystem, biodiversity, and environmental issues are addressed with a holistic approach that provides more efficient teaching as well as to test the effectiveness of this design. A literature review was carried out and need-assessment was firstly made using the Readiness Test. This review…

Purpose: Within the framework of Health Promoting Schools "Up" is an intervention using a whole school approach aimed at promoting mental health by strengthening social and emotional competence among schoolchildren. Social and emotional competence is an integral part of many school-based mental health interventions but only a minority of…

This meta-analysis reviews experimental and quasi-experimental studies in which upper-elementary, intermediate, and secondary students with learning disabilities learned from graphic organizers. Following an exhaustive search for studies meeting specified design criteria, 55 standardized mean effect sizes were extracted from 16 articles involving…

The present case study investigated the impact of a short-term summer literacy approach on writing performance and self-perception of writing for young adolescents of low-income families residing in urban housing projects. The approach offered intensive literacy engagement to offset summer achievement loss; assisted ethnic-minority, low…

The goal of this study was to assess the effectiveness of an intervention--Quality English and Science Teaching 2--designed to help English language learners (ELLs) and their English proficient classmates develop academic language in science, as required by the Common Core State Standards. The intervention consisted of supplementary instructional…

In this quasi-experimental study, the researcher investigated the effectiveness of three tactual strategies and one non-tactual strategy of content specific vocabulary acquisition. Flash cards, task cards, and learning wheels served as the tactual strategies, and vocabulary review sheets served as a non-tactual strategy. The sample (n = 85)…

Background: Since September 2000 Israeli children have been exposed to a large number of terrorist attacks. A universal, school-based intervention for dealing with the threat of terrorism as well as with terror-related symptoms, ERASE-Stress (ES), was evaluated in a male religious middle school in southern Israel. The program was administered by…

ASSISTments is a web-based math tutor designed to address the need for timely student assessment while simultaneously providing instruction, thereby avoiding lost instruction time that typically occurs during assessment. This article presents a quasi-experiment that evaluates whether ASSISTments use has an effect on improving middle school…

The purpose of this action research project was to improve student vocabulary acquisition through a multisensory, direct instructional approach. The study involved three teachers and a target population of 73 students in second and seventh grade classrooms. The intervention was implemented from September through December of 2006 and analyzed in…

This paper summarizes our analysis of the complexity of ratio problems at Grades 6 and 7, and reports a two-year experiment related to the teaching and learning of rational numbers and proportionality in these grades. Two classes were followed and observed. Part of the teaching material was common to both classes, mainly the objectives and the…