Description Queen Gail Waits . Queen Gail is trapped in a tower. Will someone come to rescue her? Wait! . Mom is in a rush, but wait! Sam and Ben are not ready to go yet. The phonemes /ai/ee/ are featured in this title. In Level 3 - Yellow books, children build on the letter-sound combinations learned in levels 1 and 2. They learn consonant digraphs (sounds made up of two letters together such as 'ch' or "ll") and long vowel sounds (such as 'igh' or 'ai').