Add an image as the camera background. Add or create a 3D object and make it move like it belongs in the photo. In short, you ...

Create footsteps with wheel motion simulation. - Creating footprints with Dynamic Paint - Create camera movement - Create ...

Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...