Left: Butterfly specie registered in Machu Picchu, Lost City of the Incas, Cuzco. Right: Butterfly theorem.

Web Site Awards
Below are the awards that Geometry from the Land of the Incas  has achieved since 2003

"Faites de la Science" Local Contest May, 2006, France:
1er Prix Collèges : Prix du Conseil Général des Hauts de Seine
Collège: André Doucet de Nanterre
Project Title: "Archimède au Pérou" based on the website Geometry from the Land of the Incas: Archimedes' Book of Lemmas

"Faites de la Science" National Contest June 22, 2006, France:
"Archimède au Pérou" Position 13.
Organized by: CDUS (Conference of the Seniors and Directors of the Scientific UFR of the French Universities).

Georgia Council of Teachers of Mathematics

46th Annual Georgia Mathematics Conference
Extreme Makeover: Mathematics Edition!, Rock Eagle, October 20-22, 2005
Conference Major Speaker.

Presentation: "Animated Angle to Geometry Study I & II."

Book: The Changing Shape of Geometry, The Mathematical Association

One of 30 “Desert Island Theorems” of the Book:
The Changing Shape of Geometry
Celebrating a Century of Geometry and Geometry Teaching.
Edited on behalf of The Mathematical Association UK by Chris Pritchard.
Cambridge University Press, (Cambridge 2003).

Canada's SchoolNet
Teachers' Top 10 Choices

Geometry Step by Step from the Land of the Incas Named as One of the Top 10 Canada educational Web Sites.
"IN CELEBRATION OF CANADA’S SCHOOLNET’S 10th anniversary, we asked teachers from across the country to submit their picks for the 10 top educational Web sites. Thanks to your input, we’ve compiled a list of truly great Canadian and international Web sites that will amaze, entertain and inform both you and your students!". SchoolNet Magazine Fall 2003, Celebrating 10 years of e-Learning at the Speed of Life. Pages 14-15.

Geometry from the Land of the Incas has been cataloged by the MERLOT Multimedia Educational Resource for Learning and Online Teaching as a Learning Material, January 31, 2005

 Site Review -October 2004

Geometry Step by Step from the Land of the Incas gets an overall grade of "A+" from Education World.
Education World, a home for educators on the Internet, rates web sites based on their content, aesthetics and organization. In the site review October-2004, Education World states, "This is a rich resource for teachers and students of geometry. Teachers can use the problems, quizzes, puzzles, proofs, and animations as a great supplement to the geometry curriculum. Innovative high-school geometry site. This site can't be beat! Perfect in its category."

September 2004

"As the managing editor of the Internet Scout Project I am pleased to notify you that Geometry Step by Step from the Land of the Incas was reviewed and reported on in the current edition of the NSDL Scout Report for Math, Engineering and Technology. Your site was found to be one of great quality and merit." September 24, 2004.
The Scout Project is supported by: The National Science Foundation, The Andrew W. Mellon Foundation, The Claire Giannini Hoffman Fund, Microsoft Corporation, University of Wisconsin-Madison's College of Letters and Sciences, and University of Wisconsin-Madison's Computer Sciences Department.

Great Site - September 2004

CEOExpress Editor’s Note: "Geometry Step by Step from the Land of the Incas is a fascinating interactive website, offering a variety of resources for teaching and learning about geometry." CEOExpress, connecting busy executives to information that matters, has been named a Forbes "Best of the Web" Financial Portal every year that the award has been given since 2000.

June 2004

Geometry Step by Step from the Land of the Incas has been cataloged by  the Ethnomathematics Digital Library (EDL) as a resource number 548. EDL is a Program of Pacific Resources for Education and Learning and is a component of the National Science, Technology, Engineering and Mathematics Education Digital Library (NSDL), funded by the National Science Foundation (NSF). June 10, 2004.

February 2004

Geometry Step by Step from the Land of the Incas has been listed as "some of the great new collections that have been recently added to The Gateway! February 2004.
The Gateway to Educational Materials (GEM), now The Gateway to 21st Century Skills,  is the key to one-stop, any-stop access to thousands of high quality lesson plans, curriculum units and other education resources on the Internet! GEM was a project of the U.S. Department of Education. Geometry from the Land of the Incas is a member of the GEM Consortium.

England and Wales
January 2004

Geometry Step by Step from the Land of the Incas has been selected and reviewed for inclusion in the Department for Education and Skills' database of useful lesson plans and resources on the TeacherNet website. TeacherNet has been developed by the Department for Education and Skills as a resource for people who work in schools in England and Wales.
"This award-winning site looks at all aspects of geometrical reasoning and at varied levels." January 31, 2004.

National Council of Teachers of Mathematics
Web Bytes - November 2003

The National Council of Teachers of Mathematics has listed Geometry from the Land of the Incas, in its November 2003 Web Bytes newsletter - online resources of interest to mathematics educators.

Editor's Choice

Geometry from the Land of the Incas has been selected for an Editor's Choice Award from the Awesome Library, a collection of the top 5% of sites in the field of education and the top site on Google for "K-12 education." Top 5% in K-12 Education. October 20, 2003.

National Council of Teachers of Mathematics
Selected web resource

Geometry from the Land of the Incas has been cataloged by the NCTM Illuminations as a Selected web resource.
'The NCTM Illuminations Selected Web Resources are useful mathematics education resources on the Internet. They can be used to improve the teaching and learning of mathematics for all students and can help you understand and apply NCTM's Principles and Standards for School'. September 1, 2003.

Canadian Mathematical Society
Knot #284

Canadian Mathematical Society
'Geometry from the land of the Incas has been selected by the "Knot a Braid of Links - KaBol -" project at Camel. KaBoL is a "cool math site of the week" service to the mathematics community offered by the Canadian Mathematical Society. Thank you for your contribution to the mathematics community on-line.' August 4, 2003.

Canada's SchoolNet original mandate was to work in partnership with the provincial and territorial governments, the educational community and the private sector to connect Canadian schools and libraries to the Internet by March 31, 1999. In the 2001, the federal government committed to provide increased access to high-speed Internet service for schools and libraries, and to focus on creating more and better e-learning content.
Geometry from the land of the Incas
is cataloged under a learning resource in the  Metadata information. July, 2003.

Education Reform Networks logo

Mathematics Education Network, a member of the Education Reform Networks, is designed to help local schools to understand the issues, challenges and opportunities available for dramatically improving mathematics instruction so that all students can learn. The portal is offered by a partnership of the Vermont Institutes and the National Institute for Community Innovation. Funded by the U.S. Department of Education Technology Innovations Challenge Grant Program.
Geometry from the land of the Incas
is cataloged under Educational Type: Activity and Reference, Service type: Curriculum Support, and Resource Type: Interactive Resource. June 30, 2003.

The Washington Times Review. Animated angle to geometry study. On Sunday, February 9, 2003, Geometry Step by Step from the Land of the Incas was reviewed by Joseph Szadkowski, library director and journalist, in the Family section of the Washington Times, Washington D.C.

"Geometry Step-by-Step, has been reviewed by our Board of Reviewing Editors and has been approved for use in classrooms. It is now featured among the recommended Resources on Science NetLinks, a comprehensive homepage for science educators created by the American Association for the Advancement of Science." February 10, 2003.

"Geometry Step-by-Step from the Land of the Incas, has won the Exploratorium's Ten Cool Sites Award Dec-Jan 2003 for educational excellence.
Housed within the walls of San Francisco's Palace of Fine Arts, the Exploratorium is a collage of over 650 science, art, and human perception exhibits.

ENC Logo

Eisenhower National Clearinghouse for Science and Mathematics Education Materials. ENC's mission is to identify effective curriculum resources, create high-quality professional development materials, and disseminate useful information and products to improve K-12 mathematics and science teaching and learning. Public Law 101-589.
Geometry from the Land of the Incas was included in March 2003 with the record
ENC number 026900.

Awarded to sites providing and maintaining valuable educational content.
Choice award for the week of Wed Apr 16th, 2003.

New Zealand Maths, Ministry of Education

New Zealand Maths, Ministry of Education
Web-site that we believe will be useful to teachers and students.

The Scottish Mathematical Council (SMC)

The Scottish Mathematical Council (SMC)
Geometry, step by step from the land of the Incas- A beautiful geometry resource with colour, motion and music. Resource site for teachers that a mathematician, young or old, will find interesting!

SMC Journal: Is this the World's Best Website?

The Mathematical Association, United Kingdom

The Mathematical Association UK
a visually stunning geometry site designed by Peruvian teacher.
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Last updated: February 12, 2007