Sound tube RB
Twirl it at different speeds and hear different pitches. The faster you twirl, the higher the pitch! A great way to discover the physics of music. Focus on signing in tune by singing into one end and listening in the other end. Measures 38" in length; this tube produces an 'F' pitch.
Original: $4.24
-65%$4.24
$1.48Sound tube RB
Twirl it at different speeds and hear different pitches. The faster you twirl, the higher the pitch! A great way to discover the physics of music. Focus on signing in tune by singing into one end and listening in the other end. Measures 38" in length; this tube produces an 'F' pitch.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Twirl it at different speeds and hear different pitches. The faster you twirl, the higher the pitch! A great way to discover the physics of music. Focus on signing in tune by singing into one end and listening in the other end. Measures 38" in length; this tube produces an 'F' pitch.
