This action research aims at exploring the contribution of self-assessment checklists on improving oral presentations of two participants that were taking an initial-level English as a second language course at a technician professional institute in Talcahuano, Chile. The intervention was carried out in four weekly sessions in which the…

This systematic review examined the effects of distinct physical activity interventions on the academic achievement of school students based on an analysis of four distinct outcomes: mathematics, language, reading, and composite scores. This study was performed in accordance with the PRISMA guidelines and the QUORUM statement. A literature search…

We present the results of a study of Chilean students' understanding of scientific models, using a Spanish-adapted version of the Students' Understanding of Models in Science instrument (Treagust, D. F., Chittleborough, G., & Mamiala, T. L. (2002). Students understanding of the role of scientific models in learning science. "International…

Resilience refers to the capacity of individuals to prosper despite encountering adverse circumstances. This paper defines academic resilience as the ability of 15-year-old students from disadvantaged backgrounds to perform at a certain level in the Programme for International Student Assessment (PISA) in reading, mathematics and science that…

For learners of English as a foreign language (EFL), fluency is one of the most difficult aspects to develop within the speaking skills. The Chilean teaching context has witnessed a gradual shift from the traditional grammar-translation approach to a more communicative one, thereby making it necessary to discover new strategies to develop…

Studies which investigate "translanguaging," best practices, and literacy in teaching mathematics for English Language Learners (ELLs) is common in the educational literature. Studies on how ELLs self-efficacy are affected by online cognitive tutors are not common, and there is even less research on how ELLs engage with technology in an…

Part 1 of this paper reviews major research findings on the relationship of teacher characteristics to student achievement. Of the 16 teacher variables analyzed, those identified as important to student performance are teacher certification, ability and achievement, experience, inservice training, expectations for students, and methods. Policy…