Student Difficulties with Quantum Mechanics
     -- AAPT summer meeting, August 8, 1996

 The bouncing ball: an MBL demonstration of
    the period doubling approach to chaos
     -- AAPT summer meeting, August 9, 1996

 Student Misunderstanding on Quantum Wavefunction
     -- AAPT summer meeting, August 7, 1998

 Seeing the Invisibles: A New Quantum Tutorial with LED's
     -- AAPT summer meeting, August 7, 1998

e-mail:lbao@delphi.umd.edu