Understand Air Resistance

Mrs. Bates's science class were investigating air resistance. To do this they had made some paper spinners that looked like this:

When the young scientists dropped the spinner it fell to the ground, spinning rapidly as it did so.

Mrs Bates asked them to discuss in groups what they thought was happening and how the spinner could be modified to change the rate at which it dropped.

Want a bit more help with this before you begin? Why not watch this short video?