A collection of puzzles to train arithmetic thinking, for elementary school students from 1st to 6th grade. - Title: Logical Puzzle-P - Target Grade Level: Elementary 1st - 6th Grade - Publisher: Akihabara Publishing - Content: Arithmetic brain puzzles that develop thinking skills There are pencil eraser marks on several pages. The item has been cut, so the condition is listed as poor. Due to the nature of the product, returns and cancellations are not accepted. Thank you for your understanding.