The term "alert and oriented" (AO) is a medical notation describing a person's level of consciousness and cognition (the ability to understand and learn through thought, experiences, and the senses).

The use of "anno domini" and "before Christ" to mark time began in the early days of Christianity, and they're still used to track calendar years today. When reading historical texts or delving ...

When students become active doers of mathematics, the greatest gains of their mathematical thinking can be realized. The process of sense making begins when we create classrooms full of curious ...