+ wishlist From Chaos to Calm: Effective Parenting for Challenging Children with ADHD and Other Behavioral Problems [9780399526619] Add to Cart The item has been added Author: Janet E. Heininger Sharon K. Weiss From Chaos to Calm: Effective Parenting for Challenging Children with ADHD and Other Behavioral Problems [9780399526619] Buy More - Save More. Below are the available bulk discount rates for each individual item when you purchase a certain amount Quantity Price Savings 25 - 99 30% 100 - 249 32% 250 - 499 34% 500 - 999 36% 1000+ 38% List Price As Low as $27.00 Format: Paperback