Try it! Stencils are a collection of related shapes, which are the building blocks of all Visio diagrams. Browse for shapes In the Shapes pane, select More Shapes . Point to a category to browse the stencils in that category. Select the stencil that contains the shapes you want. Select a blank area of the drawing page to close the menu. Select the name of a stencil to see it's shapes. Search for shapes In the search box, type in a keywor...