File Cabinet: Math: Geometry

• Circle Explorations
• Sir Cumference and the First Round Table Graphic Organizer (Literacy Connection activity)
• Classifying Polygons (Special triangles and quadrilaterals)
• Tangram Patterns
• Basic Tangram Challenges
• Tangram Polygon Challenge - Advanced
• Toe to Toe Geo (Congruence and Similarity)
• Geometry Terms Chart (use with Geometry: Exploring the Basics)
• Fencing a Garden Problem (Area and Perimeter)  
• Triangle Foldable
• Area and Perimeter Word Problems
• Area and Perimeter Word Problem Retest
• Angle Sorting Activity (from the Amazing Angles Mini Pack)
• Polygon Angle Partners
• Area and Perimeter Quiz
• Pondering Polygons
• Congruent Coloring
• Geoboard Ideas
• Rallytable Angle Measuring
• Triangle Angles 

Geometry Websites and Interactive Programs - Great for the Smartboard!

• Math Open Reference (Excellent free interactive website for teaching points, lines, rays, polygons, diagonals, concave vs. convex, interior angles, quadrilaterals, triangles, circles, transformations, and more!)
• Area and Perimeter Demo
• Interactive Geoboard
• Using Area and Perimeter  (Choose Lesson 12)