Age Range

Big Ideas Of Science


Average Learning Time

Works Offline



Did the fresh potato strips shrink or expand in the saltwater? In this activity you will see for yourself how you can make water move in plants. The osmosis is responsible for the water move across a semipermeable membrane into the living, including neurons, cells. Additionally, in order to remember this difficult biological topic Osmosis rap song (in English) is included in the activity.

Learning Goals:

  • Learn concept osmosis and its examples
  • Understand osmosis influence on function of cells, including neuron cells
  • Design and conduct a potato osmosis experiment
  • Write/create a formal/creative lab report of the experiment

The activity was developed in the framework of the Digi-Science project (Grant Agreement N. 2020-1-EE01-KA226-SCH-093387).

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