Scrabble variants require scientific notation, depending on the board. Points are calculated automatically and displayed next to definitions of words as they are placed. Anadrome has a tile-earning mechanic and board editor, allowing users to create publicly available boards for Scrabble, Words with Friends, and their own custom designs, making it a superset of crossword-style games. On the game show "Scrabble Showdown", two teams play various games in order to win prizes including a vacation to anywhere in the world. Gosum is similar to Numble. Users place sequences of numbers and equations, using the four main arithmetic operators (addition, subtraction, division, multiplication)
English-language Scrabble English-language Scrabble English-language Scrabble is the original version of the popular word-based board game invented in 1938 by US architect Alfred Mosher Butts who based the game on the letter distribution in "The New York Times" in English. The Scrabble variant most popular in English is standard match play, where two players compete over a series of games. Duplicate Scrabble is not popular in English, and High score Scrabble is no longer practised. Although English is a worldwide language, the official list of allowable words and some tournament rules change between territories. The main Scrabble associations in North America are