Overheard: "galaxy scratchers"

Astronomy 210L, Spring Semester 2011
Cuesta College, San Luis Obispo, CA

110323-1220796
http://www.flickr.com/photos/waiferx/5561971349/
Originally uploaded by the Waifer X

(Overheard while students are being tested on categorizing different galaxy types on the GalaxyZoo project used in a backwards folded scaffolding laboratory activity.)

Instructor: "So how are you doing on the 'scratchers' part of the lab?"

(Beat.)

Student 1: "The what?"

(Beat.)

Student 2: (Laughs.)