Marble (toy) conventions. Additionally, many glass artisans produce art marbles for the collectors' market only, with some selling for thousands of dollars. Marbles are made using many techniques. They can be categorized into two general types: hand-made and machine-made. Marbles were originally made by hand. Stone or ivory marbles can be fashioned by grinding. Clay, pottery, ceramic, or porcelain marbles can be made by rolling the material into a ball, and then letting dry, or firing, and then can be left natural, painted, or glazed. Clay marbles, also known as "crock marbles" or "commies" ("common"), are made of slightly porous clay, traditionally
Marble (toy) hit the line of marbles and get more than 2 marbles. Players have to roll their marbles from a distance to hit the line of marbles. Each player gets to hit the line of marbles only once assuming there are marbles left in the line and every player gets a turn in order. In a line of twenty marbles, its reasonable to get at least 5 to 20 marbles depending on how skillful somebody is at hitting the line of marbles. When all marbles are taken by players as above the game is restarted with players putting their marbles in