Giant tuning forks are oversized versions of the standard acoustic tuning forks used for sound therapy, science demonstrations, and sometimes as artistic or architectural pieces. Depending on the context you're referring to, they can serve different purposes: 1. Science & Education Physics Demonstrations: Giant tuning forks are used to show principles of sound waves, resonance, and frequency. Striking a large fork produces a visible, low-frequency vibration and a deep tone. Acoustic Experiments: Larger forks have lower frequencies due to longer tines and mass, ideal for demonstrating wave behavior in slow motion. 2. Sound Therapy / Vibrational Healing Healing Instruments: Some practitioners use giant tuning forks (often 3-5 feet long or even more) to create powerful vibrations they claim resonate with the human body or energy fields. They may be tuned to frequencies like 128 Hz, 432 Hz, or even planetary frequencies. Applications: Used in therapies involving vibration massage, chakra balancing, or ambient sound healing.