Beginner videos published by Buffet Crampon Paris.
The concepts are all included in So You Want to Play the Clarinet. 

The parts of the Clarinet

Clarinet Assembly Part 1:  Cork Grease

From Vandoren USA:  Vandoren Artist Paula Corley has extensive experience teaching all age levels. In her article 'The First Year Clarinet Curriculum' she focuses on one of the most important, rewarding, and potentially tricky age groups: the beginners. Paula walks you through nine areas of focus and shares some helpful exercises.

Click on the image for a free PDF of the information.