Here we create the hierarchy for a hover robot. In this tutorial there's two hierarchical set-ups, one for flying and one for swinging. These arrangements work well for animation too.

Running time:  5 mins 57 sec

Knowledge of these concepts is required:
objects , Hierarchy Basics

Hierarchy: The relationship of objects parented to eachother

To Parent: To link the transformation of one object to another

To Unparent: To unlink the transofrmation of one object to another

Parent: The top object which moves others below

Child: The bottom object which is transformation linked to an object above in the hierarchy.

Folder: A way of displaying hierachies using a folder structure.

Pivot Point: A The point that an object is rotated and scaled from.

Arc: Animation term used to describe a motion that when traced forms a circular arc.