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Marisa Laks

Geometry

The Global Learning Collaborative

New York, NY

Urban Environment

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View all Master TeachersGeometry

(14 Units, 97 Lessons)

Unit 3 - Transformational Geometry(10 Lessons)

Unit 1 - Preparing for the Geometry Course(2 Lessons)

Unit 2 - Geometric Constructions(13 Lessons)

Unit 3 - Transformational Geometry(10 Lessons)

Unit 4 - Rigid Motions(3 Lessons)

Unit 5 - Fall Interim Assessment: Geometry Intro, Constructions and Rigid Motion(5 Lessons)

Unit 6 - Introduction to Geometric Proofs(10 Lessons)

Unit 7 - Proofs about Triangles(11 Lessons)

Unit 8 - Common Core Geometry Midcourse Assessment(5 Lessons)

Unit 9 - Proofs about Parallelograms(10 Lessons)

Unit 10 - Similarity in Triangles(10 Lessons)

Unit 11 - Geometric Trigonometry(3 Lessons)

Unit 12 - The Third Dimension(5 Lessons)

Unit 13 - Geometric Modeling(3 Lessons)

Unit 14 - Final Assessment(7 Lessons)

Reflectional and Rotational Symmetry

Geometry

» Unit:

Transformational Geometry

Big Idea:This is the first lesson in a unit on transformations. Students will examine different objects and identify their symmetries and orders of rotation based on their prior knowledge from the eighth grade.

16 Resources

20 Favorites

16 Resources

20 Favorites

Reflectional and Rotational Symmetry: Quadrilaterals and Regular Polygons

Geometry

» Unit:

Transformational Geometry

Big Idea:Students will further investigate reflectional and rotational symmetry, specifically in quadrilaterals and regular polygons, which is demonstrated using Geometer's Sketchpad.

15 Resources

5 Favorites

15 Resources

5 Favorites

What are Transformations?

Geometry

» Unit:

Transformational Geometry

Big Idea:Students will explore the four basic transformations through the context of the book Alice's Adventures in Wonderland.

20 Resources

13 Favorites

20 Resources

13 Favorites

Reflections

Geometry

» Unit:

Transformational Geometry

Big Idea:Students explore mathematical reflections in the coordinate plane and make connections between reflections and the book, Through the Looking Glass, by Lewis Carroll.

19 Resources

11 Favorites

19 Resources

11 Favorites

Translations

Geometry

» Unit:

Transformational Geometry

Big Idea:Students will follow Alice down the rabbit hole to explore mathematical translations.

16 Resources

8 Favorites

16 Resources

8 Favorites

Rotations

Geometry

» Unit:

Transformational Geometry

Big Idea:Students explore mathematical rotations about the coordinate plane and make connections between rotations and the book, Alice's Adventures in Wonderland, by Lewis Carroll.

14 Resources

5 Favorites

14 Resources

5 Favorites

Composition of Transformations

Geometry

» Unit:

Transformational Geometry

Big Idea:Students will perform a variety of transformations on a single object and describe how the object was transformed.

16 Resources

12 Favorites

16 Resources

12 Favorites

Tessellations using Transformations

Geometry

» Unit:

Transformational Geometry

Big Idea:Students will explore tessellations and create their own design.

17 Resources

8 Favorites

17 Resources

8 Favorites

Transformational Geometry Performance Task Day 1

Geometry

» Unit:

Transformational Geometry

Big Idea:This is the first day for the Transformational Geometry Performance Task. Students create a tessellating design using transformations in the context of solving a problem for the Red Queen from Lewis Carroll's book, Through the Looking Glass.

13 Resources

5 Favorites

13 Resources

5 Favorites

Transformational Geometry Performance Task Day 2

Geometry

» Unit:

Transformational Geometry

Big Idea:This is the second day for the Transformational Geometry Performance Task. Students create a tessellating design using transformations in the context of solving a problem for the Red Queen from Lewis Carroll's book, Through the Looking Glass.

17 Resources

2 Favorites

17 Resources

2 Favorites