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.
Special Olympics Volleyball Coaching Guide. Volleyball Rules, Protocol & Etiquette. Teaching Volleyball Rules. The best time to teach the rules of volleyball is during practice. For example, when during a practice game a player. game and explain that you cannot contact the net. while trying to make a play on the ball.