So the player would be learning the history of astronomy and mechanics in a systematic sequence as he she navigates through the islands.
These fragments are pages from her journal that she wrote during her stay on the uninhabited islands, while her archaeologist Dad worked hard to excavate valuable Carib artifacts from the islands.Chapter 6 would complete the birth of a new physics with the construction of the three Laws of Motion and Universal Gravitation by Newton. To leave them clues about how to solve the puzzles, Kai tears up her journal and plants fragments all over the islands, so that the fragment in each place has clues relevant to the puzzle at that place. All of that is recorded in her journal.