Are you looking for a free CAD program for your STEM class? TinkerCAD is a great way to introduce your class to CAD & 3D printing. This cheat sheet is a great way to have all the commands & tools TinkerCAD offers in an easy-to-use reference! You can also buy a full length tutorial video HERE, or download a audio presentation HERE. This file contains UPDATES on the Sketch & Revolve Shapes in TinkerCAD! This lets you draw refined straight lines and compound curves that you can't do with