My Book Of Numbers 1-30 - Tapa blanda

Introducing a range of fun, practical and educational early-learning workbooks from Kumon, the leading world-wide supplementary education provider. The Kumon method enables children to progress successfully, by practicing material until concepts are mastered, and by advancing in small, manageable steps. In this workbook children who know the basics of numbers one to ten are introduced to reading and writing numbers one to thirty.