What's in the petri dish?
An idea to introduce Magnification- In each group, 3 petri dishes containing the following are sealed with tape so the petri dishes can be passed around the group with no spillages:1. Sand2. Soil3. 1 x pipecleaner cut into small piecesUsing the table on the handout, write down what can be seen and then looking through a magnifying glass/ hand lens- describe what can be seen. Takes about 5-10 minutes including asking each group their observations leading into the concept of magnification.


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  • What_is_in_the_Petri_dish.doc
  • historical_figures_in_microscopy.ppt
  • The_jobs_of_parts_of_a_cell.doc

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Created: Sep 16, 2008

Updated: Aug 21, 2015

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ppt, 206 KB


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Creative Commons "Sharealike"

Creative Commons "Sharealike"