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)
RSVP (board game) player's advantage to place letter blocks so that they cannot be used by his opponent and, whenever possible, to use letters placed from the opposite side. A total to be played to is determined at the start of the game - usually 100 points." RSVP (board game) RSVP was a vertical version of "Scrabble" introduced by Selchow and Righter in 1958 and promoted as "3-D Scrabble". Two players spelled words using cubical tiles with letters on an upright grid board. "RSVP" was sold in the UK under the Spear's Games label as item #1051 (Copyright 1966 by Production and Marketing