Teach this trick!
?Your dog hides his head in shame under a blanket or cushion.

Step 1:
Using a cushion that is stationary (affixed to a chair back or sofa), show your dog a treat and place it underneath, near the front. Encourage him to "get it!"
Excerpted from 101 Dog Tricks, p56

To read the next steps, as well as troubleshooting answers, build-on ideas, and tips, purchase 101 Dog Tricks at bookstores everywhere!

Now, "101 Dog Tricks" is available at all PetSmart stores nationwide.

Can any dog learn tricks?

Sure, You’ll find that the more tricks your dog knows, the quicker he’ll pick up new ones. In a sense, you’ve taught him how to learn.
Excerpted from 101 Dog Tricks, p.10

Help you dog be successful

The key to keeping your dog motivated is to keep him challenged, achieving regular successes. Try not to let your dog be wrong more than two or three times in a row, or he could become discouraged and not wish to perform. Instead, go back to an easier step for a while.
Excerpted from 101 Dog Tricks, p.11