Unexpecteds http://www.unexpecteds.com Cartoons of cool ideas from science and mathematics. Updated every Thursday. Designed by Paul E. Hand. Tic Tac Toe strategy http://www.unexpecteds.com/12 In a game of Tic Tac Toe, where should you play? House shapes http://www.unexpecteds.com/11 Is it cheaper to heat a round house or a square house? View from a Plane http://www.unexpecteds.com/10 How far away is the horizon if you are in an airplane? Track Temperatures http://www.unexpecteds.com/9 The temperature of tracks and the Intermediate Value Theorem. CPU Cooling http://www.unexpecteds.com/8 How do CPUs keep from overheating?