Professional CAD programs often combat this by allowing you to set constraints, but that’s generally not easy to learn ... items for 3D printing or just doing general purpose 3D modelling.
An intensive introductory course for graduate students in 3D modeling, texturing, lighting, rendering, compositing, and virtual environment design. Students will learn how to design and execute ...
But if you are just starting out and want to create a model that you can actually finish while simultaneously learning about the basic functions of the software, then you should give this easy project ...