Tag Archives: computer science concepts

Education system issues 1

I recently met a well qualified Digital Technology teacher who was made redundant due to falling school roll. There were two DT teachers at the particular school, one well qualified, one not so well qualified. How do you choose? On merit, qualifications, performance etc. , apparently not … … Continue reading

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Walking in their shoes..

    For various reasons I have found myself learning (re-learning) basic probability theory and  PHP access to a MySQL database from a web page. Its actually quite hard without good on-line resources, teachers or examples that are fit for purpose. In … Continue reading

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Teaching efficient programming if-elif

Teaching students the differences between lots of sequential if statements versus if-elif can be challenging. One technique I tried was: 1. Select eight students and write one of their names on a piece of paper e.g. Eliza 2. Line the 8 students … Continue reading

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Extrapolation

I showed this to a couple of programming classes. By way of example that a computer program cannot extrapolate you can try.. (in a class of 15,16 and 17 year olds) if your age = 15 have a lolly else if your age … Continue reading

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Testing the Education Payroll, a classroom learning opportunity.

By coincidence I was teaching my Digital Technologies class about system testing this week. I had just received a Novapay (MoE contracted) payslip, albeit that could it not be opened due to having a password on it (PDF file). I have no idea if … Continue reading

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Facebook dunce

I have been showing students the above as a lesson in both: 1. Computer security. Reminding them not to forget to logout: “its not just your email and files at risk it’s your Facebook account”. 2. Testing systems is important. People will … Continue reading

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Puzzling about thinking

  A core competency required by students is thinking. For abstract thinking and problem solving good cognitive skills are required. I have presented a range of problems for students to solve such as this word problem……… What does it say?   … Continue reading

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