15. A computer-implemented method of determining game objects to be displayed on a display comprising: responsive to user input received via a user interface of said user device, determining a game level of a plurality of game levels which is to be provided, each game level having an associated difficulty; causing a processor to use at least one dictionary stored in a memory to select one or more words stored in the at least one dictionary to seed an initial game board which is to be displayed on a display for the determined game level, the at least one dictionary comprising a plurality of words of a first type and a plurality of words of a second type, said words of the first type and the second type being in a common language, the plurality of words of the second type categorised as more common than the plurality of words of the first type, wherein at least one of a type of said selected at least one word and orientation in which said at least one word is displayed is dependent on the associated difficulty of the determined game level; causing to be displayed on the display a plurality of selectable game objects comprising tiles arranged on the initial game board, each tile having a letter, said tiles in said game board being arranged to enable a user to select one or more of the tiles in a manner that spells a word, the initial game board including said selected at least one word; receiving user input, via a user interface, selecting a plurality of said tiles of said initial game board to spell a word; determining if the spelled word comprises a valid input, said spelled word being a valid input if the spelled word is in said at least one dictionary, wherein words of said first type and words of said second type both comprise valid inputs; in response to determining that said spelled word is a valid input, said at least one processor is configured to cause said selected tiles to be removed from said game board; and causing said game board to be replenished after said selected tiles have been removed.
15. A computer-implemented method of determining game objects to be displayed on a display comprising: responsive to user input received via a user interface of said user device, determining a game level of a plurality of game levels which is to be provided, each game level having an associated difficulty; causing a processor to use at least one dictionary stored in a memory to select one or more words stored in the at least one dictionary to seed an initial game board which is to be displayed on a display for the determined game level, the at least one dictionary comprising a plurality of words of a first type and a plurality of words of a second type, said words of the first type and the second type being in a common language, the plurality of words of the second type categorised as more common than the plurality of words of the first type, wherein at least one of a type of said selected at least one word and orientation in which said at least one word is displayed is dependent on the associated difficulty of the determined game level; causing to be displayed on the display a plurality of selectable game objects comprising tiles arranged on the initial game board, each tile having a letter, said tiles in said game board being arranged to enable a user to select one or more of the tiles in a manner that spells a word, the initial game board including said selected at least one word; receiving user input, via a user interface, selecting a plurality of said tiles of said initial game board to spell a word; determining if the spelled word comprises a valid input, said spelled word being a valid input if the spelled word is in said at least one dictionary, wherein words of said first type and words of said second type both comprise valid inputs; in response to determining that said spelled word is a valid input, said at least one processor is configured to cause said selected tiles to be removed from said game board; and causing said game board to be replenished after said selected tiles have been removed. 17. A method as set forth in claim 15 wherein the plurality of words of the first type and the plurality of words of the second type are stored in the same dictionary, and distinguished from each other by means of one or more flags.