The decoding set covers the next 18 letter patterns and teaches decoding with the first 44 sounds. Children will enjoy the variation across the activities, and the color-coding implicitly supports their developing decoding skills. Simply choose the Phonics Blox to use for each activity as listed at the bottom, then slide them together to spell or decode words. Follows a systematic progression and relates to Phase 3 of the Rainbow Phonics program. A fun, hands on way to learn decoding skills. 69 pieces.