Published November 05, 2016VPD0198
Thundering Tube Demonstration Kit shows how you can use this product to explain sound, waves, frequency, resonance and amplification.
Singing Tubes Demonstration Kits
Singing Rods - Demonstration Kit, AP7040
Standing Fire Wave
Replacement Spring for Thundering Tube
Item No. AP6935$0.00
844-200-1455
