Jane Chen is the author of the book "The Most Challenging MATHCOUNTS(R) Problems Solved" published by MATHCOUNTS Foundation. The revised edition (Jan. 5, 2014)

This book contains 20 sets of mock Mathcounts Sprint Round problems with the answer keys. Each test consists of 30 problems. These problems can be used to train

This book can be used by 6th to 8th grade students preparing for Mathcounts Chapter and State Competitions. This book contains a collection of five sets of prac

This book can be used by 6th to 8th grade students preparing for Mathcounts State and National Competitions. This book contains a collection of five sets of pra

Your book is "fabulous". I spent two hours last night working problems from it. I'm planning to use some in what I do with teachers, with citation of course. I