Science Decodables Phase 3 Non-FictionDescription Letter Sounds Sample Book Science phonics readers introduce the next 22 letter sounds. They also have a strictly controlled vocabulary that follows the letter by letter progression along with tricky words. The set includes 12 non fiction readers with clear photographic images. Curriculum Topic Wildlife Science Year Reception Age 4+ Book # Book Title Letter Sounds 1 Bees Revision of all Phase 3 sounds 2 Wings Revision of all Phase 3 sounds