| 3D20.10 - Sonometer |  | A sounding box with strings, tuning machines, and adjustable bridges. |
| 3D30.10 - Variable Vertical Resonance Tube |  | This is a Variable resonance tube. By changing the water level, you change the ... |
| 3D30.11 - Vertical Resonance Tube |  | Blow across the mouth of diffrent size bottles to demonstrate that the ... |
| 3D30.35 - Resonance Cavities (frequency tube) |  | These tubes can be wirled around to make diffrent frequencies. Only certain... |
| 3D30.40 - Chladni Plates | | |
| 3D30.50 - Dancing Flames (Ruben's Tube) |  | This impressive demonstration can show standing waves, beats, and wave ... |
| 3D32.15 - Slide Whistle |  | This whistle can be used to illustrate several concepts of air column resonance. |
| 3D40.-- - Large Bell |  | For when a small bell just won't do! |
| 3D40.20 - Singing Rods |  | This demonstration shows standing waves within a metal rod. |
| 3D40.51 - Chinese Spouting Bowl |  | This rather interesting demonstration uses a specially designed bowl which, when the handles are rubbed... |
| 3D40.55 - Break Beaker (resonance) |  | This demonstration shows the importance of resonance. By sending powerful... |
| 3D46.15 - Resonant Tuning Forks |  | This demonstration uses two identical tuning forks to show resonance. Strike one ... |