Here's a quick tutorial to Blender. Show how to use Gradien Texture to model the earth with slices. The instructions are simple, easy to understand, and can be applied in many cases. Hope it is useful ...

It started as a simple 3D modeling exercise, make a donut in Blender, everyone said. Easy, right? Hours later, I found myself in a spiral of lighting tweaks, texture mapping chaos, and endless render ...