orthogonally
121Wechsler Intelligence Scale for Children — The Wechsler Intelligence Scale for Children (WISC), developed by David Wechsler, is an intelligence test for children between the ages of 6 and 16 inclusive that can be completed without reading or writing. The WISC generates an IQ… …
122Jetan — Jetan, also known as Martian Chess, is a chess based strategy game for two players invented by Edgar Rice Burroughs as a game played on Barsoom, his fictional version of Mars. The game was introduced in The Chessmen of Mars , the fifth book in… …
123Sailcraft — For sailcraft referring to a boat etc., see *sailboat *yacht *dinghy *ice boat *land yacht Sailcraft can also refer to sailing skills * In the context of spaceflight, Sailcraft is a short name for spacecraft endowed with sail for propulsion… …
124Judkins shogi — (ジャドケンス将棋 Jadokensu shōgi Judkins chess ) is a modern variant of shogi (Japanese chess), however it is not Japanese. Credit for its invention has been given to Paul Judkins of Norwich, UK, prior to April 1998. Rules of the game Objective The… …
125Heian shogi — Heian shōgi (平安将棋 Heian era chess ) is a predecessor of modern shogi (Japanese chess). Some form of chess almost certainly reached Japan by the 9th century, if not earlier, but the earliest surviving Japanese description of the rules dates from… …
126Cannon shogi — (大砲将棋 taihō shōgi cannon chess) is a modern variant of shogi (Japanese chess), however it is not Japanese. It was invented by Peter Michaelsen in February of 1998. Rules of the game Objective The objective of the game is to capture your opponent… …
127Ripple Effect (puzzle) — For the sociological term, see Ripple effect. For the episode of Stargate SG 1, see Ripple Effect (Stargate SG 1). Ripple Effect (Japanese:波及効果 Hakyuu Kouka ) is a logic puzzle published by Nikoli. As of 2007, two books consisting entirely of… …
128Problem of Apollonius — In Euclidean plane geometry, Apollonius problem is to construct circles that are tangent to three given circles in a plane (Figure 1); two circles are tangent if they touch at a single point. Apollonius of Perga (ca. 262 BC ndash; ca. 190 BC)… …
