This is a Sudoku activity book featuring Phineas and Ferb.
Edition: Volume 2. This Sudoku book measures 6" x 9" includes easy to
follow instructions, 17 puzzles, answers and a puzzle at the end where
you can create your very own You-Doku sudoku puzzle. Each puzzle
intensifies in difficulty as you progress throughout the book, with
puzzles using numbers, characters (Phineas, Ferb, Isabella, Buford,
Candace, and Jeremy), true/false challenge, animals, colors, and the
alphabet. Help build good hand-eye coordination, enhance reasoning
skills and build confidence with these Sudoku puzzles