Add a Web SiteMathematics
C. Geometry and Spatial Sense: 1. The student describes, draws, identifies, and analyzes two- and three-dimensional shapes.: 6-8: The student...
MA.C.1.3.1 Add Website - Add Activity
understands the basic properties of, and relationships pertaining to, regular and irregular geometric shapes in two and three dimensions.
Hidden Polygons - Geometry Online
http://math.rice.edu/~lanius/Geom/pol.htmlUsing a triangular grid the student will find 12 polygons. Definitions are available if needed. Material is also printable