Today, 3M makes over 300 different Post-it products, ranging from page markers all the way up to easel pads. Orr said the original 3x3 yellow note pads are still one of the highest sellers.

Popsicle sticks? The buzzer in my parents’ old game of Taboo? I now offer up six ideas inspired by what has become my favorite low-tech teaching object: the Post-it note. I have generated this list in ...

For your temporary “sticky-note,” how many times can you stick, unstick, and re-stick it on the different surfaces you used above? What did you observe after repeated sticking and unsticking on each ...