inner ear lost teaching aids biological ear amplification model teacher teaching demonstration laboratory student use

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【Biological Ear Amplifier Model】Accurately displays the anatomical structure of the inner ear labyrinth, with details such as the semicircular canals, cochlea, and vestibular system clearly visible.

Made of PVC material HUANBAO, it is durable and suitable for teachers' teaching demonstrations and students' operations in the laboratory.

Through three-dimensional presentation, the challenge of students struggling to understand abstract structures is addressed, improving classroom efficiency.

Complies with the "Complementation Standards for Biological Teaching Instruments in Compulsory Education" and has obtained educational equipment certification.

Make abstract physiology accessible, spark curiosity, and support medical education.