Twenty first century learners are digital citizen and technologically savvy. This demands the use of innovative teaching strategies that take leverages affordance tools. In this study, effects SymboLab manipulative instruction on students’ performance in quadratic graph has been investigated. Three research questions three hypotheses guided study. The population study consisted all senior secon...

Nowadays, many people are expecting an age of personal robots just as what happened in the evolution of computers. With this background, the research on human-robot interaction receives a lot of attention in the robotics research community. In this dissertation, we focus on the vision-based recognition of human’s manipulative gestures because the manipulation of objects draws the attention of t...