Scale transform
<UserControl x:Class='SilverlightApplication3.MainPage' xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' xmlns:d='http://schemas.microsoft.com/expression/blend/2008' xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' mc:Ignorable='d' d:DesignWidth='640' d:DesignHeight='480'> <Canvas x:Name="LayoutRoot" Background="White"> <TextBlock Text="Scale Me!" FontSize="25" Canvas.Left="50" Canvas.Top="50"/> <TextBlock Text="Scale Me!" FontSize="25" Canvas.Left="50" Canvas.Top="100"> <TextBlock.RenderTransform> <ScaleTransform ScaleX="2" /> </TextBlock.RenderTransform> </TextBlock> <TextBlock Text="Scale Me!" FontSize="25" Canvas.Left="50" Canvas.Top="150"> <TextBlock.RenderTransform> <ScaleTransform ScaleY="2" /> </TextBlock.RenderTransform> </TextBlock> <TextBlock Text="Scale Me!" FontSize="25" Canvas.Left="50" Canvas.Top="200"> <TextBlock.RenderTransform> <ScaleTransform ScaleY="2" ScaleX="2" /> </TextBlock.RenderTransform> </TextBlock> </Canvas> </UserControl>