Cube objects include Rubik's cube, dice and so on. Cuboid objects include containers, buildings, books, etc. Cylindrical items include coke cans, biscuit barrels and ham sausages; The objects of the sphere are table tennis, football and basketball.

1 Rubik's cube

Rubik's cube refers to a narrow third-order cube. The third-order Rubik's cube is usually a cube, made of elastic hard plastic. The racing game is to disrupt the Rubik's cube and then restore it in the shortest time. As of February 20th,18th,18th, the third-order Rubik's Cube has returned to the official world record, which was broken by Du Yusheng of China in the Wuhu competition, with a single time of 3.47 seconds.

2. Dice

Dice is a throwing tool used in traditional folk entertainment in China. As early as the Warring States Period. Usually used as props for table games, the most common dice is six-sided dice, which is a regular cube with one to six holes (or numbers) on it, and the sum of the opposite numbers must be seven.

Step 3: containers

Container, English name container. It is a component tool that can load packaged or unpacked goods for transportation and is convenient for loading and unloading with mechanical equipment.

4. Table tennis

Table tennis is the national sport of China and a popular ball game in the world, including attack, confrontation and defense. There are several kinds of competitions, such as team competition, singles and doubles. 200 1 September1and 2 1 were divided into one game, and now 1 1 was divided into one game; Adopt two wins in five games and two wins in seven games. Table tennis is spherical, weighing 2.53-2.70g, white or orange, and made of celluloid or plastic.

5. Football

Football, with the reputation of "the first sport in the world", is the most influential single sport in the world. The standard 1 1 football match consists of two teams 10 players and 1 goalkeepers, with a total of 22 people, fighting, defending and attacking on the rectangular grass court.