Sound & Wave Motion
| Sonometers | Sound | Stroboscope |
| Tuning Forks | Wave Motion |
 Tuning Fork on Resonance Box US$64.95 |  Tuning Fork, Set of 13, Chrome Steel US$49.95 |  Tuning Fork, Set of 8, Chrome Steel US$39.95 |
 Tuning Fork, Set of 8, Aluminium US$49.95 |  Tuning Fork, Set of 8, Blue Steel US$39.95 |  Tuning Fork, Set of 13, Blue Steel US$49.95 |
 Organ Pipe, Glass Front US$39.95 |  Organ Pipe, Simple US$34.95 |  Sonometer, Simple Pattern US$249.95 |
