The constraints-led approach (CLA) is a way of coaching that focuses on shaping the game environment so athletes discover solutions rather than memorizing patterns. Instead of prescribing every movement, coaches adjust the task, environment, or player constraints to bring out the behaviors they want. This method respects the idea that skills emerge from the interaction between the player and the game context, not in isolation. We reinforce this by showing how purposeful design and attention to detail in practice create better learning. In lacrosse, this might mean shrinking the field size to encourage tighter ball movement, limiting players to their weak hand to develop creativity, or playing a 3v2 with a shot clock so decision-making under pressure is unavoidable. By constraining the activity, whether through numbers, space, or rules, we create conditions where players naturally learn to read the game, attack space, and adapt. Just as importantly, this approach makes practices more fun, educational, and engaging — kids are challenged, active, and learning through game-like play rather than standing in lines or repeating isolated drills.