It"s an open-ended puzzle, game, construction set and learning aid, all rolled into one! The 30 wooden pieces of different shapes and colors can be used to form single or multilevel puzzles, and to play various games that help to develop thinking skills and creativity. Instructions and templates are included in the box as well as a cloth bag printed with a grid that can be used to make puzzles or to play games. Recommended for children 3 years and older.