If the puppy has a tough time staying still, place a mat on the kitchen table for traction and work with the pup on the mat. (canismajor.com)
Many just feed on an old place mat in the kitchen or right on the kitchen floor. (all-about-great-danes.com)
If your children are playing with toys and sets that have dozens of tiny pieces or parts, use a cookie sheet as a sort of place mat. (theheirtoblair.com)