The proposal to the museum in question will be a VR application depicting cultural traditions of Ancient Egypt, which can be said to have existed from 3150 BC uptil 31 BC.

Wikipedia link : Ancient_Egypt

Traditions and customs did change over this vast amount of time, but very little, as per scholarly studies.

So, the application does not concentrate on any specific term of the period, but rather presents a general idea of culture which existed during the period.