Girl Genius XXXII: The scientific method at work!

[Kardwill]

Agatha: "I can't put the staff down even for moment!" (Immediately displays Neena using both hands.)

Well, she's obviously twirling and throwing it in the air like the world's most dangerous Majorette baton!
(alternatively, "Well, that's what grafted biomecanical third arms are for, duh!")