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  • Broschiertes Buch

People of all ages can lose their hearing. The loss may be temporary or permanent. Engineers make hearing devices to help people with hearing loss. Discover more in Hearing Devices, a title in the STEM and the Human Body series.

Produktbeschreibung
People of all ages can lose their hearing. The loss may be temporary or permanent. Engineers make hearing devices to help people with hearing loss. Discover more in Hearing Devices, a title in the STEM and the Human Body series.