Is the glass half empty or half full? Is the glass half empty or half full? "Is the glass half empty or half full?" is a common expression, a proverbial phrase, generally used rhetorically to indicate that a particular situation could be a cause for optimism (half full) or pessimism (half empty), or as a general litmus test to simply determine an individual's worldview. The purpose of the question is to demonstrate that the situation may be seen in different ways depending on one's point of view and that there may be opportunity in the situation as well as trouble. Another perspective comes from psychology, where research has
Teaching to the test a test over the information at the end of the unit. Typically, these tests aim to make sure that students have memorized a series of procedures, rather than making sure that the students fully understand what they are doing; in other words, these tests are a measure of a student's arbitrary knowledge rather than his or her capacity for logical thinking. Teaching to the test is also frequently used for skill-based learning, like typing or athletics; in this context, teaching to the test is the dominant practice. For one reason, teaching to the test misrepresents how much students really have