Answer:
Unlimited attempts remaining: Ilimitados intentos restantes.
Grade settings: Ajustes de grado.
External references: Referencias Externas.
Grammar presentation: Presentación gramatical.
Modelo: is already in Spanish and means model.
No running: Prohibido correr.
Explanation:
This translation is a little bit out of context. In order to have the perfect translation it would be needed to see where these worlds are written, in which kind of text and what are referring to. However, this is the most accurate translation.
Answer:
To attract more attraction and concentration of students.
To make feel students like they are enjoying learning ,not thinking learning as a burden of their life.
To make teaching and learning process well and more effective.
To create enjoyable environment and feeling of having access to all modern tools and techniques in students.