Here is the baking book: https://www.amazon.com/Complete-Baking-Book-Young-Chefs/dp/1492677698
Here is the cookbook: https://www.amazon.com/Complete-Cookbook-Young-Chefs/dp/1492670022/ref=sr_1_1?crid=1MHYCM9XKPM15&dchild=1&keywords=the+complete+cookbook+for+young+chefs+by+america%27s+test+kitchen+kids&qid=1590688169&s=books&sprefix=the+complete+cookbook+for+you%2Cstripbooks%2C137&sr=1-1
Here is an adult cookbook from ATK: https://www.amazon.com/Complete-Summer-Cookbook-Recipes-Summers/dp/1948703149/ref=sr_1_7?dchild=1&keywords=the+complete+cookbook+by+america%27s+test+kitchen&qid=1590688232&s=books&sr=1-7
