Effective Vocabulary Instruction

Research Applies to: Vocabulary A-Z

About this Research


The reciprocal connection between vocabulary and reading comprehension makes vocabulary instruction a key component of literacy. Vocabulary A-Z is the specialized product from Learning A-Z to support the teaching of vocabulary. Its resources rely on research-based recommendations for vocabulary instruction such as teaching words in context, using multiple modalities, and allowing for spaced practice.


This white paper includes information about the following areas of vocabulary instruction:

  • Tiers of vocabulary words
  • Requirements for effective vocabulary instruction, including spaced practice, multiple exposures, and multiple modalities.

The paper also describes how Vocabulary A-Z resources meet the requirements for effective vocabulary instruction.


Learning A-Z (2019). Effective vocabulary instruction. Tucson, AZ: Author.

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