+ wishlist Add to Cart The item has been added Author: Kenneth Rubin Andrea Thompson The Friendship Factor: Helping Our Children Navigate Their Social World--and Why It Matters for Their Success and Happiness [9780142001899] 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 38% 100 - 249 42% 250 - 499 46% 500 - 999 48% 1000+ 50% List Price As Low as $27.00 Format: Paperback