Classroom assessment is how teachers find out how well students are learning. It is important because teachers need a lot of information for the decisions they have to make. It can take many forms, such as paper and pencil assessments, performance assessments, conversations, or observations. Classroom assessments are built on clear goals and…

A study examined middle grades students' learning of concepts related to the use and interpretation of graphs. Subjects of the study were 76 sixth-grade students in 3 different mathematics classes in a central North Carolina middle school. The first two parts of the written instrument were administered as both a pretest and a posttest, using line…