Kepler & K2 provide long-baseline, high-precision photometry for exoplanet and astrophysics research.
The basic and most common additional rule for Doubles play is that where a Double exists at the end of any train, the Double must then be 'satisfied' (laid against) in the next turn, even if the Double is on another player's train that is not marked.
Learning Basic Hearts Strategy. 1  1. Start the game by passing your highest cards. 2  2. Begin playing, following suit when you can. 3  3. If you lead a trick, try to play a card that is likely to be beaten.  4. If you don't lead a trick, follow suit with a card lower than the lead 1  card. 5. Try to short-suit yourself.