— -- Hidden objects puzzles, the kind found in "Where's Waldo?" and "I Spy" books, have always appealed to kids. Those types of puzzles can now be found in the video game "Mystery Case Files ...

Hidden object games, such as Where's Waldo, have been popular in all mediums with a variety of ages of game players. But it's a genre that social gaming giant Zynga has left untouched, until now.

Artist Gergely Dudás, creator of Dudolf.com, draws mind-boggling brainteasers, often containing hidden objects or details. There are 7 hidden objects in this holiday puzzle. Can you find them all?