Subscribe to Channel 4 for more: https://bit.ly/2v2I6SY Watch the FULL episode on All 4: https://bit.ly/2TqPvXI Dog trainer and behaviourist Jo-Rosie Haffenden believes we should apply dog training reward techniques to our kids. She tests her method with a toddler and a tantrum-prone three-year-old. #TrainYourBabyLikeADog #Channel4 #All4