If it is offered in your area, on April 16th you should be able to pick up the April/May edition of The Sims 3 Official Magazine.  This issue includes 20 exclusive items, a workshop (tutorial?) for The Sims 3 Create-A-World tool and a preview for The Sims 3 Ambitions.  Thanks to SimFans for the info!

The Sims 3 official German magazine - April/May 2010 issue