September 2019 new edition with some typo corrections.
Mathcounts School Practice Tests: https: //www.amazon.com/Mathcounts-School-Competition-Practice-Yongcheng/dp/153725703X.
Each chapter consists of (1) basic skill and knowledge section with plenty of examples, (2) about 30 exercise problems, and (3) detailed solutions to all problems.
This book can be used by students preparing for AMC 8.
September 2019 new edition with some typo corrections