ESL Activities - CVC Puzzles - 45 Word Set This file contains puzzles, mats, letter tiles, and recording sheets for a 45 word CVC vocabulary list. The files are broken down into 9 words for each a, e, i, o, and u vowel set with three word families for each set. Students can practice blending sounds and reading CVC words independently or in a group. The worksheets follow the Say it! Build it! Write it! approach for each set of words.