Fraction Fever is an educational video game created by Tom Snyder Productions and published by Spinnaker Software in 1983. The TRS-80 version was sold through Radio Shack. The game involves moving a pogo stick laterally on a platform to find a fraction equivalent to the one shown on-screen. Source: Wikipedia, "[en.wikipedia.org/wiki/Fraction_Fever Fraction Fever]", available under the CC-BY-SA License.