IRIs provide teachers with effective ways to measure oral reading fluency. Using a grade-level oral passage as a screening tool could help teachers assess what reading fluency is acceptable for a portion of the class. Comprehension can be measured by asking guided questions after students have read a passage. IRI student completion guiding questions can provide teachers with the level of understanding. Alphabetical order is indicated in the word lists provided. Teachers can provide students with a letter name inventory, letter sound inventory, and sound inventory that will strengthen their developmental spelling inventory and strengthen students' word decoding (Walpole & McKenna, 2006). Being able to obtain information about students' vocabulary is critical to establishing a vocabulary development program. Some available IRIs provide assessments of vocabulary knowledge that can assess your level of vocabulary comprehension. Vocabulary and comprehension scores are generally comparable. When comprehension scores high, vocabulary scores are generally higher (Gunning, 2014,