Sevens (card game) from 1 to 20 in four (in some editions three) colours. It is marketed in Germany by Ravensburger. In this game three fourths of the cards remain in the stock, players can play as many cards as they want in one move, and players who cannot play at least one card must draw up to three cards. The score of a card is its face value. The rulebook distributed with the game describes two variants (one permitting each colour to be started with 10 or 12 instead of 11, and one that is similar to the French card game "Domino")
Waterworks (card game) Waterworks (card game) Waterworks is a card game created by Parker Brothers in 1972. The game pieces consist of a deck of 110 pipe cards, 1 bathtub-shaped card tray, and 10 small metal wrenches. The object is for each player to create a pipeline of a designated length, beginning with a valve and ending with a spout. Players race to be the first to complete a continuous, leak-free pipeline that connects their valve card to their spout card. Players begin with a hand of five pipe cards and two wrenches. Cards used in play are lead pipe cards, copper pipe