---
product_id: 577659141
title: "Mo Xing Book 7 - 150 Difficult/Black Puzzles: A NEW Number Game | 9x9 Grid Like Sudoku | Add, Subtract, Multiply & Divide to Sharpen Logic & Math ... Brain | Solutions Included (Mo Xing Puzzles) Paperback – 19 Sept. 2022"
brand: "mark cassidy"
price: "R$437"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/577659141-mo-xing-book-7-150-difficult-black-puzzles-a-new
store_origin: BR
region: Brazil
---

# Mo Xing Book 7 - 150 Difficult/Black Puzzles: A NEW Number Game | 9x9 Grid Like Sudoku | Add, Subtract, Multiply & Divide to Sharpen Logic & Math ... Brain | Solutions Included (Mo Xing Puzzles) Paperback – 19 Sept. 2022

**Brand:** mark cassidy
**Price:** R$437
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Mo Xing Book 7 - 150 Difficult/Black Puzzles: A NEW Number Game | 9x9 Grid Like Sudoku | Add, Subtract, Multiply & Divide to Sharpen Logic & Math ... Brain | Solutions Included (Mo Xing Puzzles) Paperback – 19 Sept. 2022 by mark cassidy
- **How much does it cost?** R$437 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/577659141-mo-xing-book-7-150-difficult-black-puzzles-a-new)

## Best For

- mark cassidy enthusiasts

## Why This Product

- Trusted mark cassidy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Full description not available

## Images

![Mo Xing Book 7 - 150 Difficult/Black Puzzles: A NEW Number Game | 9x9 Grid Like Sudoku | Add, Subtract, Multiply & Divide to Sharpen Logic & Math ... Brain | Solutions Included (Mo Xing Puzzles) Paperback – 19 Sept. 2022 - Image 1](https://m.media-amazon.com/images/I/51lslXd1EyL.jpg)
![Mo Xing Book 7 - 150 Difficult/Black Puzzles: A NEW Number Game | 9x9 Grid Like Sudoku | Add, Subtract, Multiply & Divide to Sharpen Logic & Math ... Brain | Solutions Included (Mo Xing Puzzles) Paperback – 19 Sept. 2022 - Image 2](https://m.media-amazon.com/images/I/51tSZK17ccL.jpg)

---

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---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-07*