1. Transforming the Classroom Experience: Face to Face Computer Supported Collaborative Learning Miguel Nussbaum mn@ing.puc.cl Pontificia Universidad Católica de Chile School of Engineering Computer Science Department copyright 2005 DICTUC SA. All rights reserved Patent Pending

2. The problem and its solution.

4. copyright 2005 @ DICTUC SA. All rights reserved

5. Technology in the Classroom: Face to Face Human and Machine Mediation

6. Change of Roles copyright 2005 @ DICTUC SA. All rights reserved

7. Development of social and communication abilities copyright 2005 @ DICTUC SA. All rights reserved

8. Development of social and communication abilities copyright 2005 @ DICTUC SA. All rights reserved

9. How we used it.

13. In Class Experience.

14. 2700 Students in 8 Schools: Antofagasta, Santiago, Galvarino, Easter Island copyright 2005 @ DICTUC SA. All rights reserved

15. Empirical Results sem 1sem2 with PDA Avg45,70%44,53% N846707 s15,2%13,18% without PDA Avg37,52%38,66% N581127 s12,9%11,79% delta21,80%15,18% Physics 9 th grade sem 1sem 2 with PDA Avg56,50%46,49% N553665 s14,80%13,15% without PDA Avg50,34%35,19% N581155 s18,28%11,70% delta12,24%32,11% Physics 10 th grade 9th first sem.: 0,55 (medium effect) 9th sec. semester.: 0,45 (medium effect) 10th first semester: 0,37 (small effect) 10th second semester: 0,88 (large effect) Effect Size

16. Teacher Training with the Minsitry of Education (21 courses, 418 teachers) copyright 2005 @ DICTUC SA. All rights reserved

17. CursoLugarCicloNPrePostpIncremento MatemáticasSan FelipeA02572,31%80,55% 0,00011,40% SantiagoA11971,43%81,51% 0,00014,11% RancaguaA21570,75%85,17% 0,00020,38% San FernandoA22284,26%92,73% 0,00010,05% TemucoA22854,69%86,61% 0,00058,37% SantiagoA32579,35%86,95% 0,0009,58% ValparaísoA31879,58%88,06% 0,00010,65% ValparaísoA42075,25%84,75% 0,00012,62% San AntonioA41273,13%85,52% 0,00716,95% BiologíaSantiagoA23389,82%92,95% 0,0003,49% SantiagoA31891,22%94,83% 0,0003,96% RancaguaA41790,30%93,92% 0,0044,01% ValparaísoA61691,13%95,30% 0,0014,57% TemucoA63085,64%92,39% 0,0007,88% FísicaSantiagoA11065,90%77,64% 0,00517,81% ValparaísoA51068,19%84,58% 0,00024,03% RancaguaA6978,09%82,18% 0,1555,24% AricaA8439,59%87,92% 0,020122,10% QuímicaValparaísoA51076,72%89,92% 0,00117,20% SantiagoA62784,34%91,79% 0,0008,82% TemucoA72275,45%86,82% 0,00015,08% LenguajeSantiagoA73278,60%83,13% 0,0005,77% 42218,37%

18. Conclusion.

19. Technology transfer within the school: 1.An aim everyone believes. Teaching physics is not one. 2.A Principal that believes on the project and transcends it within the school. 3.A teacher that is a leader of the project within the school

20. Organization of American States Award

21. copyright 2005 @ DICTUC SA. All rights reserved

22. Transforming the Classroom Experience: Face to Face Computer Supported Collaborative Learning Miguel Nussbaum mn@ing.puc.cl Pontificia Universidad Católica de Chile School of Engineering Computer Science Department copyright 2005 DICTUC SA. All rights reserved Patent Pending