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Session 5 - individual task 1 - Kevin Cheng

Session 5 - individual task 1 - Kevin Cheng

PACT analysis - PH Value Interactive exercise

https://lab.codemao.cn/work/894716 

People - for F1

  • F1 has low cognitive characteristics and low span of attention, thus a one page interactive exercise can stimulate their attention
  • A simple interactive app caters for all different kinds of physical ability of F1, except the disabled
  • They have very little experience, but for those learners with high ability, they may know about it already and thus it could be quite useless for them
  • The application only uses English and thus may neglect those whose native language is not English
  • It doesn't cater to special, as those with colour blindness would defeat the whole purpose of educating phenolphthalein's effect
  • As it is intended to be used within a classroom context for high school, it is a homogenous user group with very little age difference

    Activities

    • Goal is to let them learn about knowledge of PH value through an interactive experiment
    •  It is an individual work
    • Active learning
    • It is a very simple task, but some segmentation could be better to separate the effect of phenolphthalein and the other two chemical substances (H2SO4, NaOH)
    • The data input only requires the click of a mouse, thus there is a low chance of errors
    Context
    • It is indoor activity 
    • The usage of this tool can be for those schools who do not have the luxury of a lab to carry out the actual experiment
    • Another usage is to serve as a pre-training tool, to first give students an idea before doing the actual experiment in lab to allow easier supervision and avoid potential accidents
    Technologies
    • It uses the Scratch software 

    Comments

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