The robotic retroperitoneal approach in pediatric urology offers benefits, including reduced postoperative pain, minimized organ injury, and faster bowel function recovery compared to transperitoneal methods. Patient positioning, port placement techniques, and step-by-step surgical steps for robotic retroperitoneal surgery are outlined, emphasizing safety and efficacy. Patient selection criteria for day surgery are discussed, and practical tips and tricks for successful implementation are provided, emphasizing the importance of a multidisciplinary team and meticulous surgical technique. The retroperitoneal approach for kidney and adrenal surgery is safe and effective in children and presents significant potential benefits.