KIRKUK, Iraq, Oct 12 (Reuters) - A bomb killed a child and wounded 13 others in a playground as they celebrated the Islamic festival of Eid on Friday in the northern Iraqi town of Tuz Khurmato, police said. Police Colonel Abbas Mohammed said a would-be suicide bomber hid the explosives in a cart he was pushing that was filled with children's toys. The bomber was wounded and is in hospital. The predominantly Shi'ite Turkmen town of Tuz Khurmato lies about 180 km (110 miles) north of Baghdad.