Effective Vocabulary Instruction

Over the past 25 years, research has broadenedlearning— the notion of acquiring knowledge in
and deepened our understanding of vocabularyvarying degrees through associations made with
learning and teaching, some of which is particularlyour own existing knowledge and experiences.
critical for the word wall instructional design. OneThese associations are reinforced when we use
aspect is what it means to know a word (Beck,visual images to represent new ideas (Sadoski
McCaslin, & McKeown, 1980; Stahl && Paivio, 2004). The well-researched
Fairbanks, 1986). Our knowledge of particularkeyword method helps students remember word
words can fall on a continuum: no knowledge,meanings by attaching a visual image to a word
some knowledge, thorough knowledge. Whileor word part (Pressley, Levin, & McDaniel,
having full, conceptual knowledge of a word is1987). In our instructional design, we directed
ideal for comprehension, sometimes even astudents to create associations in three
general understanding of a term can keepways—through color, symbols, and situations.
comprehension intact. With this in mind, weVocabulary research has also shown the
approached this intervention with the realizationineffectiveness of the ubiquitous practice of
Thomas Sabo Jewellery that students participatinghaving students define words and then write
in the word wall instruction would obtain differentThomas Sabo Bracelets sentences using the
degrees of knowledge about targeted words.words. Studies clearly point to the limitations of
Another aspect of word learning is the need forusing dictionary definitions as primary instructional
multiple exposures to words in a variety oftools for word learning (Miller & Gildea, 1987;
contexts (McKeown, Beck, Omanson, &Scott & Nagy, 1997). Students need to see
Pople, 1985; Stahl & Fairbanks, 1986). Wehow new words are used in rich, comprehensible
embedded this facet in the lessons by havingcontexts before generating their own contexts
students engage in a variety of activities. Infor the words. Furthermore, as Baumann,
addition, students need to understand how andKame'enui, and Ash (2003) asserted, using
why some words are used in particular contextsdictionary definitions alone will have minimal impact
and some are not. For example, contexts for theon students' reading comprehension.
word ravage (defined as "to destroy, waste,Nonetheless, defining a word in ways understood
ruin") might include villages being ravaged by anby students and illustrating its use in a context are
invading army or coastal areas ravaged byimportant first steps in instruction. But instruction
devastating hurricanes. If students believe thatmust not stop there. Students must move
the meaning of this word applies to any situation,beyond a superficial, definitional level of word
then we set them up for misusing ravage inlearning to internalize new word meanings
contexts such as "ravaging a drawing by spilling a(Graves, 2006). To accomplish this, students must
drink on it." Therefore, we were mindful ofengage in higher levels of cognitive processing,
students' interpretations of word meanings andsuch as critically analyzing, evaluating, and applying
directed their efforts toward appropriate contextsword meanings in meaningful contexts. Moreover,
for the words they were addressing.they need to have multiple opportunities to use
Still another facet of vocabulary instructionnew words in different contexts.
underlying the word wall lessons is associative