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The For Teachers section of the Seeing in the Dark website, based on a documentary by Timothy Ferris, provides information for families on activities that can be used to help kids understand ...
The For Teachers section of the Seeing in the Dark website, based on a documentary by Timothy Ferris, provides information for teachers on activities that can be used to teach astronomical ...
UNESCO World Heritage Centre. Created in 2003 within the framework of the Global Strategy for the balanced, representative and credible World Heritage List, as a pilot activity for the identification ...