Tutorial
NetLogo: agents that simulate
July 25th 2005, IV International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS 2005), Utrecht, Holland.

Demo
NetLogo: Where we are, where we are going
(with Dor Abrahamson and Uri Wilensky)
June 10th 2005, Interaction Design and Children (IDC 2005), Boulder, Colorado, USA.

Tutorial
NetLogo
(with Dor Abrahamson)
June 9th 2005, Interaction Design and Children (IDC 2005), Boulder, Colorado, USA.

Invited speaker
Children as inventors of sustainable technologies
November 18th 2004, 1st International Conference on Social Technologies (with Brasiltec 2004), São Paulo, SP, Brazil.

Conference presentation
MaterialSim: an agent-based simulation toolkit for Materials Science learning
October 16th 2004, International Conference on Engineering Education (ICEE 2004), Gainsville, Florida, USA.

Invited speaker
New technologies and creative learning
June 16th 2004, State University of Campinas (UNICAMP), Brazil

Presentation
Teachers' mental models of childrens' minds
First Brazilian Symposium of Education for Creativity, Innovation and Sustainable Development
March 9th 2003, University of São Paulo, Brazil

Panel coordinator
Project Pedagogies and Science Fairs
First Brazilian Symposium of Education for Creativity, Innovation and Sustainable Development
March 9th 2003, University of São Paulo, Brazil

Workshop
The city that we want: designing solutions for the community using new technologies
II Brazilian Science and Engineering Fair (FEBRACE) - Brazilian chapter of Intel's ISEF
March 10th-13th 2003, University of São Paulo, Brazil
with Alexandra Camargo, Rogério Laterzza

Mini-course
GoGo board: low-cost, programmable and reconfigurable robotics
XIV Brazilian Symposium of Technology in Education
November 13-14th 2003, Federal University of Rio de Janeiro, Brazil
with Alexandra Camargo, Arnan Sipitakiat, Roseli de Deus Lopes and David Cavallo

Summary (Portuguese)
Course material (PDF, English, 1.1 MB)

Invited Speaker
The city that we want: constructionist robotics and social design
Engineering School of the Catholic University of São Paulo, Brazil
November 11th, 2003

Invited Speaker
Digital divide: the next big illusion?
Lumiar Foundation
September 8th, 2003

Invited Speaker
"The city that we want" project: building constructionist learning environments in public education
Graduate Program in Education at the Catholic University of São Paulo, Brazil
September 10th, 2003

Workshop
The GoGo board: extending programming to the physical world
Eurologo 2003
August 2003, Porto, Portugal
with Arnan Sipitakiat and David Cavallo

Invited Speaker
"The City that we want" project: technologies for social empowering
Inventor-Educator Association / Cidade-Escola Aprendiz
December 2002, São Paulo, Brazil

Conference presentation
Transdiciplinary Science and Technology Ateliers
Blikstein, Paulo; Zuffo, Marcelo Knörich & Cavallo, David
UNESCO Informatica 2002 conference, La Havana, Cuba, 2002.