Super Scrabble standard "Scrabble" in "Super Scrabble" are summarized by the latter's tagline, "More spaces, more tiles, more points—add to your fun!" The board is larger; (21×21 or 441 squares vs. 15×15 or 225 squares); there are more premium squares (going up to quadruple letter and word score spaces); there are 200 tiles, twice as many as a normal "Scrabble" set. The middle 15×15 squares are identical to a "Scrabble" board, so standard "Scrabble" may be played on a "Super Scrabble" board. All the high-scoring quadruple premiums lie near the outside of the board, with the quadruple word squares at the four
Scrabble letter distributions not allowed. Official rules treat the "Q" tile as just one letter, but usually Catalan players use the "Q" tile like the "QU" digraph and all Catalan Scrabble Clubs use this "de facto" rule. "K", "W", and "Y" are absent because they are only used in loanwords or, in the case of "Y", the digraph "NY". Blanks cannot be used to represent "K", "W", or "Y". There is a Catalan Scrabble clone which uses the same 21x21 board as Super Scrabble. Croatian-language Scrabble sets use the following 103 tiles: "Q", "W", "X" and "Y" are not included, as Croatian does