API docs for the sqrt function from the dart: math library, for the Dart programming language. The use of a dartboard to improve basic arithmetic in the class room. Key Stage two maths video featuring Bobby George and downloadable times table sheet. Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K kids, teachers and Darts. Addictive point dart game. Code Issues 1 Pull requests 0 Projects 0 Wiki Insights Pulse Graphs. Post as online poker software guest Name. From this, Philip moves to the interactive white board and asks the children to calculate his scores and share how they do their calculations. He also develops a range of other activities based on collecting and recording data and adapts the dart board to tailor lessons according to objectives, abilities and the time available. If radians is not a finite number, the result is NaN. Civiballs 2 - Logic Game.