The game is non-linear, allowing you to explore as much as you like, creating your own personal experience.
Remarkable features about this game that made it a hit were the non-linear exploration, a multitude of items to be found, and a female lead character.
Some games, like World of Warcraft and RuneScape can get you immersed into their world with non-linear gameplay and highly addictive quests.
The non-linear nature of the gameplay was a sharp departure from Mario titles in the past, the control scheme was fresh yet intuitive, and the graphics were spectacular for the time.
The program includes the non-linear elastic behavior beyond the limit of proportionality using the generalized stress-strain curve of ESDU 76016.