Each lecture includes (1) Basic skills with examples, and (2) Exercises with answer keys.
Solutions to all practice problems can be found here:
http: //www.amazon.com/Lectures-Mathcounts-Competitions-Solution-Manual/dp/1530806534
Training class is offered: http: //www.mymathcounts.com/Copied-2014-Summer-Mathcounts-Training-Program.php