Students explore perimeter. In this geometry and measurement lesson, students create squares and rectangles using given perimeters. Students construct four sided shapes with given perimeters using the computer program "Math Keys:...

Students classify, flip, slide, and turn a quantity of quadrilaterals.

Fifth graders explore polygons in various shape activities. In this polygons lesson, 5th graders discuss and identify polygons by their number of sides. Students sort ceramic tiles by the number of sides on each piece. Students explore...