Gogo's Crazy Bones Series is a collectible toy line that features small, colorful figures known as "Crazy Bones." Each figure has a unique design and personality, often inspired by various themes such as monsters, animals, and characters. The toys are typically made of plastic and are about an inch tall, making them easy to collect and trade. In addition to the figures, the series includes a variety of games and activities that encourage social play. Players can use their Crazy Bones in different games, such as tossing or stacking, adding an interactive element to the collection. The series has gained popularity among children and collectors alike.