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I made this image by following this tutorial.

I used this tutorial here, 

Constraints

Beginner

This person has some great ideas on how to use constraints to keep an object to a path, rig a piston, rig a jet exhaust,  He uses the snap to curser shift s keyboard shortcut.  He has some parts which don't constrain properly, and he shows you how to fix those issues.  

Beginner

Intermediate

This person from decoded has all the basics of making a room.  He explains how get the camera settings  from a thirdparty plugin, and how to make the room, furniture, and lighting.  If you do this tutorial you should be able to make a very nice room.

Here are some links to some free music and sound you can use for your animations.

Free music for your animations.  FreePD.com - Free Public Domain Music Creative Commons 0 Completely Royalty Free