Junior Learning CVC Word Builders Activity Cards Consonant vowel consonant (CVC) word building activity cards can be used for sounding out or identifying sounds in three letter words An image and phoneme color-coding is presented on one side, along with the whole word presented on the back Works with the CVC Tub of Tri-blocks (sold separately), which let kids build words and place them on top of the card 3 levels of difficulty are provided and these are color-coded around the borders A complete set of CVC activities