Highlights The Brief on Instagram: "Science feels most powerful when it becomes simple to understand. In this moment, a young learner demonstrates sound nodes using taps: one tap for the first node, two taps for the second. The explanation is clear, visual, and instantly intuitive. What makes it compelling is how effortlessly complex physics becomes accessible. Sound waves, resonance, and nodes are usually abstract ideas, yet here they are re broken down in a way anyone can follow. It's a remind