This video is listed in the following categories:
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| Description | Γράμματα με τον ίδιο ήχο. |
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| Subject | |
| Title | Ο ήχος Η, Ι, Υ - Πώς ταξιδεύει ο ήχος - Εισαγωγή στους τεχνητούς ήχους |
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