Here's a quick tutorial to Blender. Show how to use Gradien Texture to model the earth with slices. The instructions are ...

How to create an cartoon Coconut tree using Blender. The leaves are used a knife to create, the trunk is created using Array.

You have a lot to choose from, in terms of capabilities and price. Consider how often you intend to use the blender, as well as what you want to make in it.