By: Lynda Jones, Catlin Gabel School, Portland, OR
The Mole Banner is an enormous banner with 21 zeros stretching across five feet that is sure to drive home the magnitude of this number. Write 6.02 × 1023 on the board and students see a big number, but the banner gives a better visual!
Holey Moley—what a huge number! Write 6.02 × 1023 on the board, and students know the mole number is big. But hanging up this enormous banner with 21 zeros stretching across will surely drive home the sheer magnitude of this number for your students.
Actual banner size measures 5 feet by 8½ inches for all to see!