For example, knowledge about the working of natural things was gathered long before recorded history and led to the development of complex abstract thinking, as shown by the construction of complex calendars, techniques for making poisonous plants edible, and buildings such as the pyramids.
Knowledge about the working of natural things was gathered long before recorded history, as shown by the construction of complex calendars. This was for example. Knowledge about the working of natural things was led to the development of complex abstract thinking, as shown by the construction of complex calendars. This was for example. Complex calendars were techniques for making poisonous plants edible. Complex calendars were buildings such as the pyramids.