I'll update this OP as people post. Feel free to leave a personal review, ask questions, etc. Even if you see a program already listed, feel free to add your own personal review in the thread.
This listing is not an endorsement by GCM.
Story of the World
Mystery of History.
A Little History of the World by Gombrich
A Child's History of the World by Hillyer
The Story of Mankind by Van Loon
The Atlas Obscura Explorer's Guide for the World's Most Adventurous Kid
BBC Bitesize
https://www.bbc.com/bitesize
Heart of Dakota
BJU Geography
Notgrass American History & Notgrass Word History
CNN 10
https://www.cnn.com/cnn10
Big Fat Notebook for World History (American perspective)
https://www.amazon.com/Everything-Ne...8DV7VKB204MVEP
Big Fat Notebook for American History
https://www.amazon.com/Everything-Ne...QM5SVCCNVTN71Z