This model comes to us from @Thynix (find them on Printables.com!). This fidget toy rotates and clicks like a disposable camera wheel, and makes a very satisfying sound and feel.
Fidget Clicker
$5.00Price
Small parts, not intended for children under 2 years of age. 3D printed PLA filament will warp in direct sunlight; please use caution with products in window sills, inside cars, etc.