3-Part Human Ear Model, 3X Enlarged, 29 Features Subcategory_Wave Motion this metal wave apparatus pairs

this metal wave apparatus pairs the rotary handle with a degree scale so students can read phase against vertical displacement

Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes

gripping cylindrical items from 15 to 60 mm alongside an integrated boss head for retort rods

Twenty-nine labeled features across outer

3-Part Human Ear Model, 3X Enlarged, 29 Features Subcategory_Wave Motion this metal wave apparatus pairsTwenty nine labeled features across outer, middle, and inner ear sections support detailed auditory anatomy teaching at 3x enlargement for classroom visibility.