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Trophy Slide Whistle

Trophy Slide Whistle

Normaler Preis
€11,95
Sonderpreis
€11,95
Normaler Preis
Ausverkauft
Einzelpreis
pro 
inkl. MwSt.

SLIDE WHISTLE
Transparent slide whistle with packaging designed to show children how sound works. Eg: A large chamber produces a low note, a small chamber produces a high note. The transparent tube
allows child to visualise the chamber size changing as the sound changes. Perfect for science projects.