---
product_id: 99514864
title: "Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011"
brand: "jane chen"
price: "8526 som"
currency: KGS
in_stock: true
category: "Books"
url: https://www.desertcart.kg/products/99514864-twenty-more-problem-solving-skills-for-mathcounts-competitions-paperback-23
store_origin: KG
region: Kyrgyzstan
---

# Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011

**Brand:** jane chen
**Price:** 8526 som
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011 by jane chen
- **How much does it cost?** 8526 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/99514864-twenty-more-problem-solving-skills-for-mathcounts-competitions-paperback-23)

## Best For

- jane chen enthusiasts

## Why This Product

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

## Description

About the Author
        	
        	
        		
        			Jane Chen has been an avid math competitor ever since elementary school. She was a  USA Math Olympiad Qualifier (2009, 2010)  AIME top scorer among all girls across the US (2009)  AMC 10 Perfect Scorer (2007, 2009)  MATHCOUNTS Nationals Alumni (2007)  Canadian Math Olympiad Qualifier (2008)  Massachusetts Math Olympiad Finalist (2008, 2009)   Jane Chen is the author of the book &quot;The Most Challenging MATHCOUNTS&#xAE; Problems Solved&quot;- 2000-2010 National Mathcounts Solutions&quot; officially published by Mathcounts.org.

## Images

![Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011 - Image 1](https://images-na.ssl-images-amazon.com/images/I/51NWvXByAIL.jpg)
![Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011 - Image 2](https://images-na.ssl-images-amazon.com/images/I/510v%2BBCkIAL.jpg)
![Twenty More Problem Solving Skills For Mathcounts Competitions Paperback – 23 Sep 2011 - Image 3](https://images-na.ssl-images-amazon.com/images/I/41rLDsdP2KL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.kg/products/99514864-twenty-more-problem-solving-skills-for-mathcounts-competitions-paperback-23](https://www.desertcart.kg/products/99514864-twenty-more-problem-solving-skills-for-mathcounts-competitions-paperback-23)

---

*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-02-28*