Karen Hollebrands

A Synthesis of Frameworks to Describe Students’ Geometric Thinking while Working on Technology-Based Dynamic Geometry Tasks

Hoyes, M., Jr, Hollebrands, K., Mojica, G., Chandler, K., & Ellis, R. (2025, December 1). International Journal for Technology in Mathematics Education.

Examining the Effects of Teachers' Engagement with a Dynamic Geometry Task Analysis Framework on their Written Geometry Tasks

Trocki, A. D., Hollebrands, K. F., Trocki, A. D., & Hollebrands, K. F. (2025, November 13). Digital Experiences in Mathematics Education.

Examining the effect of active participation on the TPACK knowledge of mathematics educators in a teaching mathematics with technology MOOC

Smiling, J., & Hollebrands, K. (2025, April 17). International Journal of Educational Research Open, Vol. 9, p. 100469.

Geometry education at secondary level – a systematic literature review

Weigand, H.-G., Hollebrands, K., & Maschietto, M. (2025, June 3). ZDM, Vol. 6.

Preparing Secondary Prospective Teachers to Teach Mathematics with Technology

In B. Benken (Ed.), Reflecting on the Past, Present, and Future: Paving the Way for the Future of Mathematics Teacher Education. Association of Mathematics Teacher Educators.

analysis of similarity concept presented in textbooks in Brazil and the United States

Amaral, R. B., & Hollebrands, K. (2023, August 20). Educação Matemática Pesquisa Revista Do Programa De Estudos Pós-Graduados Em Educação Matemática, Vol. 25, pp. 356–393.

Prospective High School Mathematics Teachers’ Uses of Diagrams and Geometric Transformations While Reasoning about Geometric Proof Tasks

Unal, D. O., Hollebrands, K., McCulloch, A., Scher, D., & Steketee, S. (2022, March 1). International Journal for Technology in Mathematics Education.

Teachers' perceptions of using technology to teach mathematics during COVID-19 remote learning

Amedu, J., & Hollebrands, K. (2022, February 24). Journal of Research in Mathematics Education.

Considering Connections Across Research Questions, Data, Methods, and Claims

Hollebrands, K., West, H., Elrod, E., & Faulkner, V. (2021, February 1). Mathematics Teacher Educator, Vol. 9, pp. 91–93.

Correction to: High School Students’ Use of Technology to Make Sense of Functions Within the Context of Geometric Transformations

Digital Experiences in Mathematics Education, 7(2), 337–337.

Equity, Identity, and Power: Disrupting Neutrality Myths

Faulkner, V., Hollebrands, K., Elrod, E., & West, H. (2021, June 1). Mathematics Teacher Educator, Vol. 9, pp. 163–167.

From Dissertation to Publication in Mathematics Teacher Educator

Hollebrands, K., West, H., Faulkner, V., & Elrod, E. (2021, September 1). Mathematics Teacher Educator, Vol. 10, pp. 3–8.

High School Students’ Use of Technology to Make Sense of Functions Within the Context of Geometric Transformations

Hollebrands, K., McCulloch, A. W., & Okumus, S. (2021, March 12). Digital Experiences in Mathematics Education.

Online Learning in Mathematics Education

In K. Hollebrands, R. Anderson, & K. Oliver (Eds.), Research in mathematics education.

A geometric approach to functions

https://blogs.ams.org/matheducation/2020/06/15/a-geometric-approach-to-functions/

Analyzing Eight Years of Mathematics Teacher Educator Articles: Where We Were, Where We Are, and Where We Are Going

West, H., Elrod, E., Karen Hollebrands, & Faulkner, V. (2020, June 1). Mathematics Teacher Educator, Vol. 8, pp. 83–87.

Beginning High School Teachers’ Organization of Students for Learning and Methods for Teaching Mathematics

PNA. Revista De Investigación En Didáctica De La Matemática, 15(1), 51–68.

Community And Family Math Nights As A Vehicle For Mathematics Success

2007 ASEE Annual Conference & Exposition Proceedings. Presented at the 2007 Annual Conference & Exposition.

Effective design of massive open online courses for mathematics teachers to support their professional learning

ZDM, 2(5), 859–875.

How Does High School Mathematics Prepare Future Engineers?

2006 ASEE Annual Conference & Exposition Proceedings. Presented at the 2006 Annual Conference & Exposition.

Interventions, Tools, and Equity-Oriented Resources in the MTE Journal

Elrod, E., West, H., Karen F. Hollebrands, & Faulkner, V. (2020, September 1). Mathematics Teacher Educator, Vol. 9, pp. 3–6.

Mathematics Teacher Educator: Looking Back and Looking Forward

Hollebrands, K. (2019, September 1). Mathematics Teacher Educator, Vol. 8, pp. 3–6.

Middle school students’ employments of gestures for forming three-dimensional objects using an extrusion or spinning method

The Journal of Mathematical Behavior, 56, 100737.

Factors that influence secondary mathematics teachers' integration of technology in mathematics lessons

Computers & Education, 123, 26–40.

Teachers' analysis of student thinking in a Teaching Mathematics with Technology Massive Open Online Course for Educators

Journal of Technology and Teacher Education, 26(4), 587–612.

The Development of a Framework for Assessing Dynamic Geometry Task Quality

Digital Experiences in Mathematics Education, 4(2-3), 110–138.

A Review of Tools and Mathematics: Instruments for Learning

Hollebrands, K. F., & Okumus, S. (2017, October 26). Journal for Research in Mathematics Education, Vol. 48, pp. 580–584.

An analysis of context-based similarity tasks in textbooks from Brazil and the United States

International Journal of Mathematical Education in Science and Technology, 48(8), 1166–1184.

Prospective Mathematics Teachers’ Processes for Solving Optimization Problems Using Cabri 3D

Digital Experiences in Mathematics Education, 3(3), 206–232.

Secondary mathematics teachers’ instrumental integration in technology-rich geometry classrooms

The Journal of Mathematical Behavior, 49, 82–94.

Characterizing questions and their focus when pre-service teachers implement dynamic geometry tasks

Hollebrands, K. F., & Lee, H. S. (2016, July 25). The Journal of Mathematical Behavior, Vol. 43, pp. 148–164.

Handbook of Research on Transforming Mathematics Teacher Education in the Digital Age

(M. Niess, S. Driskell, & K. Hollebrands, Eds.).

Prospective Teachers' incorporation of technology in mathematics lesson plans

Prospective Teachers' Incorporation of Technology in Mathematics Lesson Plans. In M. Niess, S. Driskell, & K. Hollebrands (Eds.), Handbook of Research on Transforming Mathematics Teacher Education in the Digital Age (pp. 272–292).

The design and implementation of a curriculum for preparing teachers to teach secondary mathematics using technology

In M. Niess, S. Driskell, & K. Hollebrands (Eds.), Handbook of Research on Tranforming Mathematics Teacher Education in the Digital Age. IGI Global.

Utility and usability as factors influencing teacher decisions about software integration

Educational Technology Research and Development, 64(6), 1227–1249.

Pivotal teaching moments in technology-intensive secondary geometry classrooms

Cayton, C., Hollebrands, K., Okumuş, S., & Boehm, E. (2015, August 17). Journal of Mathematics Teacher Education, Vol. 20, pp. 75–100.

Portraits of one-to-one learning environments in a new learning ecology

International Journal of Learning, Teaching, and Educational Research, 10(3), 78–101.

Reasoning in a dynamic animation environment

Constructivist Foundations, 10(3), 350–351. http://www.scopus.com/inward/record.url?eid=2-s2.0-84937034996&partnerID=MN8TOARS

Using a Dynamic Software Program for High School Geometry: A Look at Strategies Students Employ

In I. E. Silver & P. Kenney (Eds.), More Lessons Learned from Research (Vol. 1, pp. 203–212). Reston, VA: National Council of Teachers of Mathematics.

The NCTM Research Presession: A Brief History and Reflection

Lesh, R., Chval, K. B., Hollebrands, K., Konold, C., Stephan, M., Walker, E. N., & Wanko, J. J. (2014, February 12). Journal for Research in Mathematics Education, Vol. 45, pp. 157–172.

The NCTM research presession: A brief history and reflection

Journal for Research in Mathematics Education, 45(2), 157–172.

New Assessments for New Standards: The Potential Transformation of Mathematics Education and Its Research Implications

Tarr, J. E., Walker, E. N., Hollebrands, K. F., Chval, K. B., Berry, R. Q., Rasmussen, C. L., … King, K. (2013, February 19). Journal for Research in Mathematics Education, Vol. 44, pp. 340–352.

New assessments for new standards: The potential transformation of mathematics education and its research implications

Journal for Research in Mathematics Education, 44(2), 340–352.

Teachers’ scaffolding of students’ learning of geometry while using a dynamic geometry program

International Journal of Mathematical Education in Science and Technology, 45(5), 668–681.

Preparing to teach mathematics with technology: an integrated approach to geometry

Dubuque, IA: Kendall Hunt.

Reporting Research for Practitioners: Proposed Guidelines

Heck, D. J., Tarr, J. E., Hollebrands, K. F., Walker, E. N., Berry, R. Q., III, Baltzley, P. C., … King, K. D. (2012, March 1). Journal for Research in Mathematics Education, Vol. 43, pp. 126–143.

Reporting research for practitioners: Proposed guidelines

Journal for Research in Mathematics Education, 43(2), 126–143.

Toward a New Learning Ecology: Professional Development for Teachers in 1:1 Learning Environments

Contemporary Issues in Technology and Teacher Education, 12(2), 63–72.

Characterising and Developing Teachers’ Knowledge for Teaching Statistics with Technology

In Teaching Statistics in School Mathematics-Challenges for Teaching and Teacher Education (Vol. 14, pp. 359–369).

Focus in high school mathematics:Technology to support reasoning and sense making

Reston, VA: National Council of Teachers of Mathematics.

Teaching with Technology Tools

In T. Dick & K. Hollebrands (Eds.), Focus on Reasoning and Sense Making; Technology (pp. 105–122). Reston, VA: National Council of Teachers of Mathematics.

Understanding Prospective Mathematics Teachers' Processes for Making Sense of Students' Work With Technology

Journal for Research in Mathematics Education, 42(1), 39.

Using Technology to Engage in Reasoning and Sense-Making Activities in Geometry

In T. Dick & K. Hollebrands (Eds.), Focus on Reasoning and Sense Making Technology (pp. 33–52). Reston, VA: National Council of Teachers of Mathematics.

Activities for Students: Investigating Star Polygons

The Mathematics Teacher, 103(7), 525–534.

An alternative development of measures of center and spread using dynamic diagrams

Centroid, 36(2), 6–11.

Attitudes towards and support provided for mathematics learning reported by parents of students involved in a GK-12 program

ASEE Annual Conference and Exposition, Conference Proceedings. http://www.scopus.com/inward/record.url?eid=2-s2.0-85029106995&partnerID=MN8TOARS

Knowledge for teaching statistics with technology: Examining mathematics teacher educators’ planning

In J. Lott & J. Luebeck (Eds.), Association of Mathematics Teacher Educators Monograph VII: Mathematics Teaching: Putting Research into Practice at all Levels (pp. 7–24). Association of Mathematics Teacher Educators.

The Nature of Arguments Provided by College Geometry Students With Access to Technology While Solving Problems

Hollebrands, K. F., Conner, A. M., & Smith, R. C. (2010, July 1). Journal for Research in Mathematics Education, Vol. 41, pp. 324–350.

The impact of active learning during out-of-school time (OST) Energy Clubs on elementary school students

ASEE Annual Conference and Exposition, Conference Proceedings. http://www.scopus.com/inward/record.url?eid=2-s2.0-85029090532&partnerID=MN8TOARS

The nature of arguments provided by college geometry students with access to technology while solving problems

Journal for Research in Mathematics Education, 41(4), 324–350. http://www.scopus.com/inward/record.url?eid=2-s2.0-77954718640&partnerID=MN8TOARS

The effects of a GK-12 program on students' achievement in and beliefs about mathematics

ASEE Annual Conference and Exposition, Conference Proceedings. http://www.scopus.com/inward/record.url?eid=2-s2.0-85029093589&partnerID=MN8TOARS

The impact of dynamic geometry software on secondary students’ learning of geometry: Implications from research

In T. Craine & R. Rubenstein (Eds.), NCTM 2009 Yearbook: Understanding Geometry for a Changing World (pp. 221–232). Reston, VA: National Council of Teachers of Mathematics.

A research-informed view of the process of incorporating mathematics technology into classroom practice by inservice and prospective teachers

In M. K. Heid & G. Blume (Eds.), Handbook of Research on Technology in the Learning and Teaching of Mathematics: Syntheses and Perspectives (pp. 287–344). Greenwich, CT: Information Age.

Preparing to teach mathematics with technology: An integrated approach to developing technological pedagogical content knowledge

Contemporary Issues in Technology and Teacher Education, 8(4), 326–341.

The learning of geometry with technology at the secondary level

In M. K. Heid & G. Blume (Eds.), Handbook of Research on Technology in the Learning and Teaching of Mathematics: Syntheses and Perspectives (pp. 155–206). Greenwich, CT: Information Age.

Community and family math nights as a vehicle for mathematics success

ASEE Annual Conference and Exposition, Conference Proceedings. http://www.scopus.com/inward/record.url?eid=2-s2.0-85029033596&partnerID=MN8TOARS

The Role of a Dynamic Software Program for Geometry in the Strategies High School Mathematics Students Employ

Hollebrands, K. F. (2007, March 1). Journal for Research in Mathematics Education, Vol. 38, pp. 164–192.

The role of a dynamic software program for geometry in the strategies high school mathematics students employ

Journal for Research in Mathematics Education, 38(2), 164–192. http://www.scopus.com/inward/record.url?eid=2-s2.0-33947376552&partnerID=MN8TOARS

How does high school mathematics prepare future engineers?

ASEE Annual Conference and Exposition, Conference Proceedings. http://www.scopus.com/inward/record.url?eid=2-s2.0-85029119236&partnerID=MN8TOARS

Students’ use of technological features while solving a mathematics problem

The Journal of Mathematical Behavior, 25(3), 252–266.

Teaching and Learning Geometry with Technology

In Handbook of Research on the Psychology of Mathematics Education.

IDEA: Identifying design principles in educational applets

Educational Technology Research and Development, 53(2), 99–112.

Connecting Research to Teaching: High School Students' Intuitive Understandings of Geometric Transformations

The Mathematics Teacher, 97(3), 207–214.

Teaching mathematics with technology: An evidence-based road map for the journey

In R. Rubenstein & G. Bright (Eds.), Sixty-sixth Yearbook: Perspectives on the Teaching of Mathematics (pp. 259–270). Reston, VA: National Council of Teachers of Mathematics.

Tech Time: April 2004

Hollebrands, K. F., & Stohl, H. (2004, April 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 97, pp. 294–298.

Technology Tips: February 2004

Hollebrands, K. F., & Stohl, H. (2004, February 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 97, pp. 152–155.

Technology Tips: January 2004

Hollebrands, K. F., & Stohl, H. (2004, January 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 97, pp. 68–72.

Technology Tips: May 2004

Hollebrands, K. F., & Stohl, H. (2004, May 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 97, pp. 372–378.

High school students’ understandings of geometric transformations in the context of a technological environment

The Journal of Mathematical Behavior, 22(1), 55–72.

Tech Tips: Creating interactive spreadsheets for exploring functions

Technology Tips: September 2003: Creating interactive spreadsheets for exploring functions. The Mathematics Teacher, 96(6), 452–456.

Tech Tips: The use of spreadsheets for creating a parameter exploration of a linear function

The Mathematics Teacher, 96(7), 516–519.

Technology Tips: April 2003

Gosse, P., & Hollebrands, K. F. (2003, April 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 96, pp. 292–298.

Technology Tips: February 2003

Gosse, P., & Hollebrands, K. F. (2003, February 1). Mathematics Teacher Learning and Teaching PK-12, Vol. 96, pp. 148–151.

Computer Algebra Systems in Mathematics Instruction: Implications from Research

Mathematics Teacher, 95(8), 586–591.

Reasoning and Justification, with Examples from Technological Environments

Mathematics Teacher, 95(3), 210–216.

Technology Tip: Using a CAS for Comparing Two Algebraic Expressions

Mathematics Teacher, 95(8), 646–652.

Math Stuff. Book Review

The Mathematics Teacher, 94(9), 794–795.

Making connections: The isosceles triangle and the TI-92

In M. K. Heid & G. Blume (Eds.), The Pennsylvania Council of Teachers 1997 Annual Yearbook (pp. 67–74). University Park, PA: Pennsylvania State University.

The impact of CAS on nonroutine problem-solving by mathematics students

The International Journal of Computer Algebra in Mathematics Education, 5(9), 217–249.