This page contain links to pages describing several geometry lessons used in my geometry classroom.

Geoboard Activities
Geoboards	Area and Perimeter	Pattern Blocks on a Geoboard
	Area of a Triangle on a Geoboard

Assessment Ideas
Take Home Questions	Alternative Circle Test	Student Mobiles
Construction Booklet	Tessellation Portfolio	Everything About Circles

Triangle and Polygons
Exterior Angles	Tessellations	Pythagorean Theorem (2 Activities)
Incenter and Circumcenter	Triangle Sum Investigation	What is Special About all the Corresponding Parts of Similar Triangles?
Constructing Squares and Rectangles with Patty Paper	Triangle Inequality	Special Right Triangles
Exploring the Sum of the Angles of a Polygon	Angles of a Polygon	Parallelogram and Trapezoid Area
	Discovering Ways Triangles are Congruent

3 Dimensional Geometry
Building Arches	Building Polyhedra	Build a Pyramid
Exploring 3D Solids	Drawing 3 D Models

Similarity Activities
Enlarging a Picture	Big Dog	Shadows
Creating Similar Figures	Height - Area - Volume	Pattern Blocks on a Geoboard
	Building Understanding for Similar Polygons	Understanding a Dilation

Tangram Activities
Folding a Tangram
Area Activities
Exploring Area of a Triangle on a Geoboard	Parallelogram and Trapezoid

Line Activities
Parallel Line Investigation	Parallel and Perpendicular Lines	Exploration with Area and Perimeter

Miscellaneous Activities
Origami	Pop Up Cards (Fractals)	Write a Poem
Geometric Probability	Traveling Networks	Star Polygons
Nautilus Shell	Integrating Writing in the Geometry Classroom	Exploring Trigonometry
Supplementary and Complementary Angles	Pascal's Triangle	Understanding the Properties of a Dilation
Parallel and Perpendicular Lines	Properties of Quadrilaterals