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Biology
IB DP Category 1
Berlin, Germany, 30 October - 1 November 2026
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Environmental systems and societies: A focus on internal assessment
IB DP Category 3
Paris, France, 13 - 15 November 2026
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Biology
IB DP Category 2
Paris, France, 13 - 15 November 2026
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Systems Thinking in the ESS Course
9 October 2026
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The new Extended Essay in DP Biology (first exams M27)
15 October 2026
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Teaching Statistics & Data Skills in DP Biology & ESS
3 November 2026
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12 October 2026
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Getting the most out of InThinking Subject Sites
15 October 2026
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Biology is now bigger than physics, as measured by the size of budgets, by the size of the workforce, or by the output of major discoveries; and biology is likely to remain the biggest part of science through the twenty-first century.
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5 Oct 2026
Richard Scarr
It is with great sadness that we have to announce the passing of Richard Scarr. He was always an enthusiastic biologist and a dedicated educator. After reading Biology at Kings College in London he taught...
12 Aug 2026
Exam practice questions
Over the summer we have completed a full set of exam practice question pages, one for each topic. These pages are great for homework or revision. The Exam practice concept; The pages all have “exam practice”...
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See all"Incredibly useful resource site - has probably saved me hundreds of hours planning. Plenty of links, worksheets and interactive resources that support the new IB course."
Sarah Jackson
Diocesan School for Girls
"I love the topic quizzes... so very helpful!!"
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KAUST schools
Subscriber comments
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Dear Lauren, I have just tested a dichotomous key activity with my IB2 class. I will post it here asap.Best wishes, David
Biodiversity of species & DNA -
Dear Faye,There has been an technical update to improve the appearance of pages, this hides the left hand menu. If you zoom out it reappears. Sorry for the inconvenience I will add page links to the bottom of the page just to be sure. This...
Organisms level resources (A3,B3,C3,D3) -
Dear Eugenia, Thanks for your message. All the links for the documents are on the left hand column which seems to disappear now, if you are zoomed into the page, or in presentation mode. When you zoom out the links reappear. I'll try to...
Organisms level resources (A3,B3,C3,D3)
Shannon
Thanks David! Thyose are a big help. My students usually have no previous experience with hexagon activities, so early in year one it helps to have a few models so they see what we are going for. (And using them on a provided illustration...
Virus structure & function (2025)