Instructional Materials for Geometry
Grade Levels
K-5	6-8	9-12
A__B__C__ D-K__ L-Z
Ancient Knot from Professor Morandi's website: Math111/112 Materials, NMSU	Algebraic Transformations: Investigating The Identity, Inverse, Commutative and Associative Properties Using a Geometric Model: Unit Overview (2 lessons) from NCTM Illuminations
Areas of Leaves from Professor Morandi's website: Math111/112 Materials, NMSU	Altitudes of Triangle from Professor Morandi's website: Math111/112 Materials, NMSU
Area of a Parallelogram from Professor Morandi's website: Math111/112 Materials, NMSU	Ancient Knot from Professor Morandi's website: Math111/112 Materials, NMSU
Areas of Rectangles from Professor Morandi's website: Math111/112 Materials, NMSU	Area of an Ellipse from Professor Morandi's website: Math111/112 Materials, NMSU
	Area of a Parallelogram from Professor Morandi's website: Math111/112 Materials, NMSU
	Areas of Rectangles from Professor Morandi's website: Math111/112 Materials, NMSU
	Areas of Triangles from Professor Morandi's website: Math111/112 Materials, NMSU
	Areas of Quadrilaterals from Professor Morandi's website: Math111/112 Materials, NMSU
K-5	6-8	9-12
	B
Borromean Rings from Professor Morandi's website: Math111/112 Materials, NMSU	Borromean Rings from Professor Morandi's website: Math111/112 Materials, NMSU
Boxes from Index Cards from Professor Morandi's website: Math111/112 Materials, NMSU	Boxes for Chocolate from Professor Morandi's website: Math111/112 Materials, NMSU
Building A Box: Using Nets and three-Dimensional Visualization (2 periods*) from NCTM Illuminations	Boxes from Index Cards from Professor Morandi's website: Math111/112 Materials, NMSU
	Building A Box: Using Nets and Three-Dimensional Visualization (2 periods*) from NCTM Illuminations
	Building Cones from Professor Morandi's website: Math111/112 Materials, NMSU
K-5	6-8	9-12
	C
	Chords and Tangents of Circles from Professor Morandi's website: Math111/112 Materials, NMSU	Counting Embedded Figures (1 lesson for approximately 4.5 periods) from NCTM Illuminations
	The Circumference and Area of a Circle from Professor Morandi's website: Math111/112 Materials, NMSU
	Circumscribing Quadrilaterals from Professor Morandi's website: Math111/112 Materials, NMSU
	Coloring Maps from Professor Morandi's website: Math111/112 Materials, NMSU
	Constructing a Regular Pentagon from Professor Morandi's website: Math111/112 Materials, NMSU
	Constructing Square Root from Professor Morandi's website: Math111/112 Materials, NMSU
	Counting Embedded Figures (1 lesson for approximately 4.5 periods) from NCTM Illuminations
	Covering the Plane with Rep-Tiles (1 lesson - 1.5 class periods*) from NCTM Illuminations
	Cube and Tetrahedron from Professor Morandi's website: Math111/112 Materials, NMSU
K-5	6-8	9-12
	D-K
	Drawing Circles Through Points rom Professor Morandi's website: Math111/112 Materials, NMSU
	El Arco Capaz from Professor Morandi's website: Math111/112 Materials, NMSU
	Geometry in the Middle Grades (3 lessons) from NCTM Illuminations
	Inscribed and Circumscribed Triangles from Professor Morandi's website: Math111/112 Materials, NMSU
K-5	6-8	9-12
	L-Z
Mathematics and Football: Unit Overview (5 lessons) from NCTM Illuminations	Linking Length, Perimeter, Area, and Volume: Unit Overview (4 lessons) from NCTM Illuminations	Reflect on This (1 lesson, 2 period duration) from NCTM Illuminations
Triangles Unit (4 lessons) from NCTM Illuminations	Mathematics and Football: Unit Overview (5 lessons) from NCTM Illuminations	Symmetries and Their Properties-Part 1: Rotational Symmetry: Unit Overview (4 lessons) from NCTM Illuminations
	Measuring Up: Concepts in Measurement: Unit Overview (9 lessons - geometry in lesson 7 ) from NCTM Illuminations	Symmetries and Their Properties-Part 2: Reflections (4 lessons) from NCTM Illuminations
	Pitching Pennies from Professor Morandi's website: Math111/112 Materials, NMSU	Symmetries and Their Properties-Part 3: Translations (1 lesson) from NCTM Illuminations
	Polygon Capture: A Geometry Game (1.5 class periods*) from NCTM Illuminations	Symmetries and Their Properties-Part 4: Glide Reflections (1 lesson) from NCTM Illuminations
	Sorting Activities for Polygons (1 class period*) from NCTM Illuminations	Trigonometry Drills (4 activities) from NCTM Illuminations
	Spatial Reasoning Using Cubes and Isometric Drawings: Part One -- Exploring the Isometric Drawing Tool (2 lessons) from NCTM Illuminations
	Spatial Reasoning Using Cubes and Isometric Drawings: Part Two -- Solid to Isometric -- One to Many (4 lessons) from NCTM Illuminations
	Spatial Reasoning Using Cubes and Isometric Drawings: Part Three -- Other 2D Representations -- Front-Right-Top (3 lessons) from NCTM Illuminations
	Spatial Reasoning Using Cubes and Isometric Drawings: Part Four -- Volume & Surface Area, Finding Patterns (1 lesson) from NCTM Illuminations
	Triangles Unit (4 lessons) from NCTM Illuminations
	Triangles Inscribed in a Semicircle from Professor Morandi's website: Math111/112 Materials, NMSU
	Three Congruent Pyramids that Form a Cube from Professor Morandi's website: Math111/112 Materials, NMSU
*A class period is approximately 45-55 minutes