Traditional Metal Classic Jacks Game. This is a game of skill and dexterity, also known as Fivestones. It's a traditional game that has been enjoyed by children for generations, promoting hand-eye coordination. The game is played by one person at a time. The package includes 10 Jacks stars and 2 bouncy balls. The box dimensions are 11 x 6 x 4 cm. Suitable for ages 3 years and up.