One Big Ocean

Introduction to basic concepts about the ocean: why is it salty? How big is it? What causes waves? What creatures live in the ocean? Why is the ocean important?

Copyright

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, format, sound, genre, description, catalog record, video
  2. Internet Archive · record ↗ — title, year, creator, format, genre, description, video
  3. U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright