File list (Check if you may need any files):
7612_Chapter02
..............\Date Demo
..............\.........\AssemblyInfo.vb
..............\.........\bin
..............\.........\Date Demo.sln
..............\.........\Date Demo.vbproj
..............\.........\Date Demo.vbproj.user
..............\.........\Form1.resx
..............\.........\Form1.vb
..............\.........\obj
..............\.........\...\Debug
..............\Floating-Pt Math
..............\................\AssemblyInfo.vb
..............\................\bin
..............\................\Floating-Pt Math.sln
..............\................\Floating-Pt Math.vbproj
..............\................\Floating-Pt Math.vbproj.user
..............\................\Form1.resx
..............\................\Form1.vb
..............\................\obj
..............\................\...\Debug
..............\Integer Math
..............\............\AssemblyInfo.vb
..............\............\bin
..............\............\Form1.resx
..............\............\Form1.vb
..............\............\Integer Math.sln
..............\............\Integer Math.vbproj
..............\............\Integer Math.vbproj.user
..............\............\obj
..............\............\...\Debug
..............\Scope Demo
..............\..........\AssemblyInfo.vb
..............\..........\bin
..............\..........\Form1.resx
..............\..........\Form1.vb
..............\..........\obj
..............\..........\...\Debug
..............\..........\Scope Demo.sln
..............\..........\Scope Demo.vbproj
..............\..........\Scope Demo.vbproj.user
..............\Strings
..............\.......\AssemblyInfo.vb
..............\.......\bin
..............\.......\Form1.resx
..............\.......\Form1.vb
..............\.......\obj
..............\.......\...\Debug
..............\.......\Strings.sln
..............\.......\Strings.vbproj
..............\.......\Strings.vbproj.user
..............\Three Buttons
..............\.............\AssemblyInfo.vb
..............\.............\bin
..............\.............\Form1.resx
..............\.............\Form1.vb
..............\.............\obj
..............\.............\...\Debug
..............\.............\Three Buttons.sln
..............\.............\Three Buttons.vbproj
..............\.............\Three Buttons.vbproj.user
..............\Variables
..............\.........\AssemblyInfo.vb
..............\.........\bin
..............\.........\Form1.resx
..............\.........\Form1.vb
..............\.........\obj
..............\.........\...\Debug
..............\.........\Variables.sln
..............\.........\Variables.vbproj
..............\.........\Variables.vbproj.user