High Five Facts - Inventions

The video explores five fascinating invention stories. It begins with the Post-it Note, which originated from a failed adhesive experiment by Dr. Spencer Silver and was later popularized by Art Fry. Next, it covers the Frisbee's evolution from pie tins to a popular toy, thanks to Walter Morrison and Wham-O. The microwave oven's accidental discovery by Percy Spencer is also highlighted. The video then delves into the creation of bubble gum by Walter Diemer, who stumbled upon a unique formula. Finally, it discusses the development of erasable pens in the 1970s, which revolutionized writing by allowing mistakes to be easily corrected.

What was unique about the first batch of bubble gum created by Walter Dimmer?

What innovation did erasable pens bring to writing?