Wooden Gear Desk Toy Kit by Steamy Tech - Build-It-Yourself Craft Kit for a Steampunk Inspired Executive Office Desk Toy with Real Working Gears Made of Wood - Kinetic Wood Art Display - Handmade in the USA This kit comes with all the parts and pieces you need to build your own kinetic desk toy. The desk toy is made of wood and has real working gears. There are 2 layers of gears that create a kaleidoscope of movement. Simply twist and turn! Completed Desk Toy Measurements: 4.5" wide, 1" tall. Kit includes instructions, screws and 4 rubber feet to protect your furniture. This item is a great rainy day project! Completed desk toys also available separately.