this study investigates the effect of teacher’s repetition as an input enhancement technique in explicit teaching of vocabulary items on efl learners’ later retrieval. to this end, 66 persian speaking english learners, aged 18 - 29, homogenized through a standard proficiency test (opt), were chosen and put into two experimental and control groups, each 33 learners. general service list (gsl), a...

abstract listening is a key and main tool in second language skill and its development is of prime concern to teachers and learners. furthermore, the application of technology in language classrooms has become more commonplace in the last fifty years. computer and the internet have made foreign language materials easy to access and use. so, the present study is an attempt to examine the effec...

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

Objective: The present study aimed to determine the effectiveness of attribution retraining group program on anxiety of students with learning disabilities. Materials & Methods: In this semi-experimental study pre-test and post-test design with control group was used. Two learning disorders centers were selected on purpose and conveniently in Tehran City in 2012-13 academic years. Thirty six...

Objectives Undoubtedly, the family is the first and most important factor in human development and is worthy of paying attention. This study aimed to investigate the effectiveness of family-based psychology program on marital satisfaction and their children's affiliation to computer games.  Methods The present study is a quasi-experimental research with control group. The statistical populatio...

Objective: The purpose of this study was to Effectiveness and comparison  of Intervention with Applied Behavioral Analysis (ABA) and Neurofeedback on the Promotion of Cognitive, Social, and Daily Living Activities in Children with Autistic Spectrum Disorders (ASD). Method: The research method was experimental design with pretest-posttest design with control group. The statistical population inc...

for any educational program to be successful, many factors work hand in hand. based on pervious efl studies, teachers and learners are the keys to gain achievement. granted the fact that explicit and implicit practice plays a key role in education, knowledge of it can help teachers facilitate students’ vocabulary learning. this study investigated to determine the contribution of explicit and i...