The Accidental Invention of the Slinky, Innovation
Par un écrivain mystérieux
Description
The History Of Today's Best-Selling Toys That Were Complete Accidents
The Accidental Invention of the Super Soaker
Change is Like a Slinky by Hans Finzel
31 Days of Open Innovation – yet2
What are some inventions that happened by accident? - Quora
How Was the Slinky Invented?
9 Successful Inventions Made by Accident
What Accidental Invention Started Here? - Slinky® – Inventionland®
What things were invented for one purpose, but now are used
8 Things Invented or Discovered by Accident
12 Inventions Created by Mistake
Toys as teaching tools in engineering: the case of Slinky®
depuis
par adulte (le prix varie selon la taille du groupe)
