King Kayla are back on the case in this laughoutloud mystery from the Theodor Seuss Geisel Honor Awardwinning seriesKing and Kayla receive a mysterious letter written in code Mason received an almost identical letter How can they crack the code Kayla notices that there arent any vowels in most of the words you cant write words without vowels When she compares her letter to Masons only one word is different Sensitive King notices that the letter smells like Jillian Why would Jillian write them letters in codeWith simple straightforward language and great verbal and visual humor the King Kayla series is perfect for newly independent readers King and Kayla model excellent problemsolving skills including working as a team gathering facts making lists and evaluating evidence