Together with their friends Duck and Elephant, the well-known character guides preschool children through this workbook and motivates them to solve a variety of tasks. In the number range up to 12, children count, search for matching numbers, grasp and recognize quantities, and logically complete simple number sequences. By the end of the workbook, they are already doing real calculations - with visual aids and child-friendly formats. Quickly and easily, preschoolers conquer the world of letters with this workbook: from learning, recognizing, and distinguishing between uppercase and lowercase letters in various forms, to differentiating initial sounds, and recognizing words, compound terms, and rhyming words.