The Official NHD National Contest app
App Screenshot
Versions National History Day
App: Similar National History Day
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GuidebookGuidebook Inc
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HISTORY: Shows & DocumentariesA+E Networks
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National Park ServiceNational Park Service
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Audible: Audio EntertainmentAudible, Inc.
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Disney+Disney
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Candy Crush SagaKing
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FacebookMeta Platforms, Inc.
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Amazon KindleAmazon Mobile LLC
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Google MeetGoogle LLC
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Google Play Books & AudiobooksGoogle LLC
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Google Meet (original)Google LLC
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Google CalendarGoogle LLC