The importance of vocabulary, its types, selection criteria, size and depth, and teaching principles were found unclear. The present article seeks to respond to such challenge. To achieve the mentioned goals, we did a systematic review to previously related studies and theories. The results showed that the vocabulary was found to be more…

This article describes a department-coordinated Facebook group for psychology students and graduates. An evaluation of the postings in the past year by the group, with 900 members, showed that the group averaged 2.5 postings per day. The most common types of postings involved (1) information about recent research findings, (2) information about…

This paper is concerned with research in measuring receptive and productive vocabulary knowledge in second language (L2) learning, including English as a second language (ESL) learning and English as a foreign language (EFL) learning. The paper will begin with a brief introduction to the role of vocabulary in language learning, and then an…

Austin Independent School District provided full-day prekindergarten to 5,196 4-year-olds in 2008-2009 at 66 schools. Seventy percent or more of students made measureable gains on a test of receptive vocabulary, and average gains showed growth about two times greater than that expected for 4-year-olds after a 7-month period.