Gamification & IB chemistry crossword
There are many articles that suggest that students learning is enhanced by playing educational games (for example, Tutor doctor's "How gaming can enhance students learning" and Learning theories' "Gamification...
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Five things everyone should know about science
Congratulations to Professor Gregg Semenza of John Hopkins University who was one of three people to be awarded the 2019 Nobel Prize in Physiology or Medicine in Stockholm yesterday. The prize was awarded...
Sales of Zantac® suspended
Zantac is one of the most widely used H2 receptor blocker antacids A few weeks ago I wrote about the dangers of taking PPIs long term, now it is H2 receptor blockers that are coming under the spotlight....
The danger of prolonged use of proton pump inhibitors
Students studying the medicinal chemistry option need to be able to explain the three main ways in which excess stomach acid can be controlled (D.4 pH regulation of the stomach). The first way is straightforward...
104Ku - an anachronism in a gulag
I was reading an article recently on Dark Tourism which describes a visit in 2017 to Karlag, a former Soviet gulag near Karaganda in Kazakhstan. I visited this gulag two years earlier in 2015 and the...
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Reducing global warming by increasing CO2 concentration in the atmosphere
Option C (sub-topic C.5 Environmental impact – global warming) covers the science behind global warming and relates the concentrations of different greenhouse gases in the atmosphere with their global...
Free IB-approved online EE writing course
Image from FutureLearn Students who want to improve their Extended Essay writing skills can now register for a new free FutureLearn course. The University of Leeds in the UK has designed this online course...
Why you should recycle your old smartphone
Two geologists, Dr Arjan Dijkstra and Dr Colin Wilkins from the University of Plymouth’s Sustainable Earth Institute have analysed the mineral content of a typical smartphone. They ground the phone to...
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Should chlorine be in group 31?
The 150th anniversary of Mendeleev’s periodic table has catalysed many chemists to question all the different ways in which the elements can be arranged to maximise the usefulness of the table. A good...
Some basic household chemistry
Health and Safety requirements in all schools are important and teachers and students should always consider the short-term and long-term hazards associated with chemicals in the laboratory but what about...