The Mole

Type Video
Languages English, German
Short Description Video presentation that can be viewed individually by students or used by a teacher in class.
Based on the question “Which is heavier, a ton of bricks or a ton of feathers”. The resource then compares the number of individual bricks or feathers needed to achieve equal mass. This is then related to atomic mass.

You may download the training material from this page.


  • Spanish LÖanguage
  • German Language
  • English Language