Tipster By Trygve BergAugust 10, 2017October 22, 20174th & 5th Grade Math, Math Games Photo credit: MrNussbaum.com Tipster is a game where students get to practice a real life application of using percentages. When people give a tip for a service, it is a good idea to know how to do the math correctly to avoid overpaying, or underpaying. TweetPin1Share1 Shares