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  • 13 May 2024
    Terri Benjamin-Turnbull
    Bonding in proteins HL (2025)
    Looking for the answers for - Four levels of protein worksheet. Thanks. 
  • 13 May 2024
    Ricardo Cunha
    The Investigation
    Dear Richard, Dear David, One of my students would like to experiment with yeast fermentation in anaerobic conditions. This kind of study was present in the IA examples and also was not an issue before. The updated "IB sciences experimentation...
  • Oh wow, inThinking, I no longer want a subscription. You lost me and my school subscription. 
  • 10 May 2024
    David Faure
    The new Investigation for 2025
    Dear Radika,  The quick answer is yes, it is OK to use only data from a simulation, but there are some points to be aware of. The student will need to show that they have controlled variables in some way, usually from choces they have...