This book uses simple text descriptions with lively and cute pictures, starting with the concept of addition and explaining the multiplication of 1-9 step by step. The use of the "Nine-Nine Magic Table" and the demonstration of basic examples help children establish the concept of multiplication. Flexible exercises allow children to practice immediately and have a deeper impression. In addition, the book comes with an audio and video QRCODE. The concise explanations, vivid pictures, and interesting questions, combined with the content of the book, enhance children's learning interest and make it easier to learn the nine-nine multiplication. Features of this book: Starting with the concept of addition, learning the nine-nine multiplication is introduced.
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