Files correspond to slides 15, 16, 17
To view within presentation save mpegs and presentation to hard drive.
Open saved Powerpoint document, go to slide to add mpeg file (e.g. slide 15).
From top navigation bar: Go to insert - movies and sounds - from file - find mpeg on hard drive and enter.

Mpeg Files and Slide
File: TAC-WIPEOFF corresponds to slide 15
File: TAC_SPEED corresponds to slide 16
File: TAC4925 corresponds to slide 17