The In and Out Game from The Shape of Change The In and Out Game is a simple activity which introduces and reinforces the understanding of change over time, including the use of stock/flow diagrams showing why the change happens. Read more about the In and Out Game Lesson from Creative Learning Exchange. This is a part of The Shape of Change including Stocks and Flows curriculum which can all be found for free online. Don’t miss the online simulation for the In and Out Game. A better version of the data table and graph can be found below. Loading... Taking too long? Reload document | Open in new tab Download [249.05 KB] Looking for something specific? Type keywords into the search bar to locate resources you could use. Posted in iSTEM 2023, STEMAZing ST Cohorts