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.
Teaching Your Puppy: Obedience Training Basics. For successful training, practice the following basic training steps with your puppy every day. Keep training sessions short. Your puppy will see everything as a game, so keep him stimulated by changing what he's learning. Do each command for about five minutes and come back to it whenever you can.