Tumble turn! Also known as a flip turn, is a technique used in freestyle swimming to quickly and efficiently change direction at the wall. It involves a somersault motion underwater, followed by a powerful push-off and a streamlined glide. This method allows swimmers to maintain speed and momentum, making it more efficient than a traditional touch turn. Many scientific stud­ies demonstrating that performance in swimming is highly linked to the turn times (Arellano et al., 1994; Blanksby et al.,