Do you have students struggling to learn their math addition and subtraction facts? Here is a cute and fun way to get your students motivated about being fluent in addition and subtraction. In this file you will find the PDF of a gum ball machine for each of your students along with a list of each fact from 0 to 20, flash cards, daily speed drills, and weekly speed drills. Using this incentive will help motivate your students to loving math! Check it out!