Powerful Vocabulary for Reading Success是一套完整的字彙學習工具書。每天15分鐘，不僅提供高頻率使郁單字，更棒的是他提供了最有效的字彙學習方式。此系列從Grade 3開始出版，因Grade 3擁有較多的文章&閱讀能力，建議Grade K-2級數的先以打好字彙基礎為主

● Teacher Edition有student workbook的解答

● Teaches word learning principles and strategies together to increase vocabulary rapidly and to make vocabulary learning an on-going, cumulative process.Test Score Boosting Gives instruction for hundreds of high-utility, academic and content-area words and effective tools for deciphering hundreds more unknown words all found on state and national tests.