ODDY Creative Building Kits let kids transform everyday objects into toys! With this ODDY Happy Wings 17 piece Building Kit, kids can use items such as bottles, paper and cardboard to build a fun bird toy, or anything else your imagination can come up with! NOTE: Household items not included. Characteristics: This set includes 17 pieces that can interlock and connect and integrate with common objects to form fun and creative toys. Build a flapping bird toy, or use your imagination to create anything you want! Made from recycled materials, these eco-friendly toys help spark creativity and practice STEM skills. Size: Packaged dimensions: approximately 6 x 4 x 2 inches. Age: 4 years and up The Happy Wings 17 Piece Building Kit is part of the ODDY Creative Building Kit collection.