Players can choose to play with any times table between two and ten, and from three different speed levels. The number, type, diameter, color, and pattern of the balls differ depending upon the specific game being played. Number Balls online is optimized for use on PC, Android and iOS devices, including tablets and mobile phones.

They are also suitable for teachers who wish to offer fun and educational exercises, both for motor skills and for learning numbers and simple operations. Ball sets for snooker consist of twenty-two balls in total, arranged as a rack of 15 unmarked red balls, six colour balls placed at various predetermined spots on the table, and a white cue ball. These sets often have a cue ball with multiple spots on its surface so that spin placed on it is evident to viewers. These colourful and lightweight balls are designed to help children identify different colours, numbers and perform simple mathematical calculations, while improving their thinking skills. Most commonly, the dark purple used on the 4 and 12 balls is replaced by pink to make it easier to distinguish the 4 from the black 8 ball, and similarly the 7 and 15 balls use a lighter brown color instead of a deep maroon.If the Earth were reduced to the size of a billiard ball, its mountains and trenches would equal the texture of 320 grit sandpaper and the variation in diameter would be 0.

The colour balls are sometimes numbered with their point values in the style of pool balls for the home market. Although affordable ox-bone balls were in common use in Europe, elephant ivory was favored since at least 1627 until the early 20th century; [1] : 17 the earliest known written reference to ivory billiard balls is in the 1588 inventory of the Duke of Norfolk. Most purchases from business sellers are protected by the Consumer Contract Regulations 2013 which give you the right to cancel the purchase within 14 days after the day you receive the item. The seller has been awesome with communication + understanding when the package originally went missing.Each player uses a separate cue ball, with modern English billiards sets using one white ball with red spots and the other being yellow with red spots.