See the jar full of gears at the following link:
https://glo3d.net/m0BtdT4btk The guessing game will be open from Nov. 15-19. Please only submit one guess per student. Parent email and phone number will only be used to notify the winners of the guessing game. The winners will be notified on Nov. 20. Winners will be able to select a book of up to $10.