An exercise with heterogeneity can also have a positive effect on learner attitude and motivation. It provides an opportunity for the teacher to give slower or less confident students the approval and encouragement they need.()
Verbal presentation of new words means that the meaning of a second language word is demonstrated through concrete objects, visual aids, or through mime and acting.()
Techniques for grouping items of vocabulary fall into three general categories: semantic fields, phonological sets and grammatical sets. Grouping items related by topics, for example, types of fruit, belongs to the semantic fields.()