From the Trenches: What It’s Like to Try Out a New AV in Class Stephen Edwards Virginia Tech Department of Computer Science Supported in part by NSF DUE

 Do not expect it to be perfect  Be patient!  Be persistent!  Be flexible!

 All from a CS2-level data structures class  BinaryTreesome  JHAVEPOP  Trakla2: Binary Search Tree Search

 Works!  Nice for interactive demo/exploration  No setup required for students  Occasional issues with Java version  Sometimes inconsistent across browsers  No gradable exercise support

 Works!  Full set of (simple) exercises  Students may need more prep/instruction beyond built-in writeups/help  Not all user interfaces are intuitively obvious  Sometimes inconsistent across browsers  No gradable exercise support

 Works!  Extensive (!) set of exercises  Random data every time  No gradable exercise support

 Do not expect it to be perfect  Be patient!  Be persistent!  Be flexible!