GSC International 904 Quincke’s Interference Demonstration – Acoustic Physics Experiment with Glass Tubes, Latex Tubing & Funnel Tube for Wave Cancellation (Tuning Forks Not Included)
Engaging Acoustic Demonstration – Visualize wave cancellation as sound waves interfere in glass tubes, creating silence or sound
Complete Experiment Kit – Includes tubing, wide glass tube, narrow glass tube, funnel tube, and detailed instructions
Flexible Frequency Setup – Adjustable latex tubing allows demonstrations at approximately 200Hz, 256Hz, or 512Hz
Classroom Ready – A durable teaching aid designed for physics and acoustic science lessons that intrigue and engage students
Note on Use – Requires 256Hz or 512Hz tuning forks (not included); contains latex
⚠️ Proposition 65 Warning for California Residents:
WARNING: This product may expose you to chemicals including styrene and/or bisphenol A (BPA), which are known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Latex Allergy Warning:
WARNING: This product contains natural rubber latex, which may cause allergic reactions in some individuals.
WARNING: This product is not a toy. It is intended for educational and laboratory use only. All experiments and activities should be conducted under the supervision of a qualified adult. Not recommended for children under the age of 15. Misuse may result in injury or damage.
WARNING: 