This is an introductory lesson on encryption and decryption. It includes a …
This is an introductory lesson on encryption and decryption. It includes a discussion about the importance of protecting data when communicating across a network. The data is protected through a process of encryption and decryption.Students are asked to decrypt a message (in this case, a scientific fact to reinforce knowledge ) using the encrypted message and a decryption key.
This lesson recounts efforts to improve homesteading laws and make land ownership …
This lesson recounts efforts to improve homesteading laws and make land ownership possible for more settlers. The distribution of government lands had been an issue since the Revolutionary War. Preemption -- settling the land first and paying for it later -- became national policy; however, supporting legislation was stymied until the secession of Southern states. See one of the first applications for land under this law. Teaching activities are included.
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