Fusion 360 is a cloud-based 3D modeling software tool that combines organic shapes modeling with basic principles of mechanical design. It is a go-to CAD program for people who have outgrown resources like TinkerCAD and want to develop high-quality designs for the 3D printer.
Drop in to the sessions that look good or take all 3 to be certified on the ShopBot. Classes are free and open to the public. Sign up online at www.fabville.net.