In Arithmetic Village, there are only two rules: be kind to each other and share all the jewels. This first book in a series of five which use characters, rhyme and color to introduce the basic math concepts. This book explains number placement with easy to understand symbols: One jewel = 1, a golden bag represents 10, and a treasure chest equals 100. Number placement is a vital part of understanding future math concepts. This gentle math book is suitable for all children.