Kirsten is invited to a birthday party and has to solve clues in a birthday game! Join Kirsten as she tries to solve Delroy''s clues in this high-level phonics book.Part of Reading Stars Phonics - our structured programme of fully decodable phonics readers to support the teaching of phonics using the UK Government''s Letters and Sounds programme - Three Clues is a Phase 5 book.It introduces some new graphemes for reading: ay, ou, oy, ir, ue (clue), ue (cue), and the common exception words people, looked.