Ninth graders investigate the finding of the diameter of a circle in order to extend the practice towards finding the circumference. They differentiate between the distance measured across a circle from that of around the perimeter.

Students conduct surveys to gain statistical information. They examine the four main types of surveys and three types of samples. Students create a practice survey, conduct field studies, and create a survey for their hometown. Students...

Students create and move pictures to illustrate the various combinations for the number 5. In this number 5 lesson, students use the stamp function and paint tools to create a number sentence for all possible combinations of the number 5.