Beaufort scale the extension to 17 noted above. China also switched to this extended version without prior notice on the morning of 15 May 2006, and the extended scale was immediately put to use for Typhoon Chanchu. Hong Kong and Macau retain force 12 as the maximum. In the United States, winds of force 6 or 7 result in the issuance of a small craft advisory, with force 8 or 9 winds bringing about a gale warning, force 10 or 11 a storm warning ("a tropical storm warning" being issued instead of the latter two if the winds relate to a tropical
Equate (game) ages 8 and up. The use of fractions stimulates the players interest towards fractions and motives them to want to learn more about fractions. In order to get higher scores, players are constantly taking advantage of premium board positions. Equate uses large numbers. Single digits placed adjacent to one another creates even larger numbers. Equate is also strategically challenging for advanced players who are already good at math. The game adapts to many different levels of play. Advanced Tile Sets take the game of Equate to a higher mathematical level. This particular sets includes 197 tiles with positive and negative