Speakers, Trainers, Presenters, Teachers!!!
If you use an overhead projector, you need...
HÜMDINGERS^™

"Playful Products for Practical People" 
Overhead Projection Pointers
Double-ended,  7-inch long, colorful, creative pointers!
Worth the investment the first time you use them.

Question Mark/Point 

Say: "That's a good question." & 
"Absolutely true."