The CVC word building kit provides 30 learning activities along with 70 phonics blox, designed specifically for learning those consonant-vowel-consonant relationships. Simply take the blox displayed at the bottom of the activity card to build words and complete the activity. This resource follows a systematic scope and sequence according to the Science of Reading. It is set at Phase 2 of Rainbow Phonics. The color-coding supports the development of encoding and decoding skills. The fun, hands-on way to learn letter sounds and word building. 70 pieces.