Kodomo Challenge Educational Plus for 1- and 2-Year-Olds Set of 2 books: Parent-Child Work Plus April and May issues ★April Issue Circles: Let's find round things! Play by fitting shape parts into the book. * One ball part is missing. ★May Issue Animals: Let's find what's the same and different! Play by flipping the book's gimmicks and fitting animal parts into the book. The child enjoyed playing with these a lot, so there are folds and stains. Please check the condition in the photos. We will ship using recycled packaging materials. Please refrain from purchasing if you are concerned. Thank you for your understanding.