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The dangers of “forever chemicals” to firefighters
The IB covers halogenoalkanes at both SL and HL in Topic 10 Halogenoalkanes & benzene but restricts the coverage to chloro-, bromo-and iodoalkanes. This is because the C−F bond (492 kJ mol−1) is so much...
Asessement of IB DP Chemistry for May 2021
There is some confusion on social media about the arrangements the IB have put in place for the May 2021 assessment process as it very much depends upon which country you are based in. I've made some...
What home schooling is showing
Good parents will ask their children what they have been doing in school and help them with homework etc. etc. However until now most parents will not have looked in detail at what their children are...
International-Mindedness in Science
2020 has been a difficult year for the whole world due to Covid-19. Despite all the sad deaths, economic and educational hardship suffered, one shining example of the human spirit has emerged. Collaboration,...
Persistent organic pollutants
The effects of xenobiotics are covered both in Option B Biochemistry & the environment and in Option A Environmental impact - plastics. The presence of persistent organic pollutants (POPs) in the common...
Update on the implementation of the new programme
With all the uncertainty and extra pressure on schools, teachers and students caused by the Covid-19 pandemic, which seems likely to continue for some considerable time yet, the IB has announced a delay...
Update: Removal of the Options for May 2021 examination
UPDATED September 2020 :Many teachers in the Northern Hemisphere have already started or are about to start teaching the second year soon with their IB students either face-to-face or virtually. The IB...
Delivering distance learning
In these unprecedented Covid-19 times schools in some countries are beginning to reopen whereas in other parts of the world they remain firmly closed. Different countries have different experiences of...
IB Updates
It is important to know and follow the official announcements from the IB about how the current pandemic affects the cancelled examination session in May 2020. This can be found at https://www.ibo.org/news/news-about-the-ib/covid-19-coronavirus-updates/...
COVID-19 and Student Access
Student access was set up to enable teachers to set assignments, including questions from qBank on all the topics in the core. AHL and options, and to give students access to selected pages on the site...