HP Home and Office offers Total Training for Excel 2010: Advanced for Windows and Mac (pictured), model no. TEXCEL10 ADV, for $49.99 with free shipping. That's the lowest total price we could find by $19. Sales tax is added where applicable. This training software teaches you to create macros, connect to external data, use auditing features, and more.

HP Home and Office also offers Total Training for Excel 2010: Essentials for Windows and Mac, model no. TEXCEL2010, for $49.99 with free shipping. (Dell Small Business charges the same for a download.) That's another price low by $19. Sales tax is added where applicable. It teaches basic tasks such as entering data, configuring workbooks, formatting, and more.