Fermi For Me?

To make the following "guesstimates," determine a systematic process, implement it, and then compare your estimates with your classmates:

• The number of blades of grass on a football field
• The number of times your eyes blink in your lifetime
• The number of leaves that fall from all of the trees annually in the State of Washington
• The number of ice cubes that could be made by cutting up the ice cap at the North Pole