You never know which figure you"ll get in the K"NEX Angry Birds Mystery Figure - (Colors/Styles Vary)! Each pack includes either one bird or one pig, plus an item from the game! Figure can be used with other KNEX Angry Birds building sets. (Sold Separately). K"NEX is the only US construction toy company focused on Building Worlds Kids Love™. K"NEX seeks to build young minds and encourage them to imagine, build and play with its exciting product line specially designed for kids ages 2 through 12. Creative open ended play, educational benefits, and family fun are just a snap away with K"NEX!