Build A Better Mousetrap Make Classic Inventions Discover Your Problem | Desertcart Hong Kong
[ BUILD A BETTER MOUSETRAP: MAKE CLASSIC INVENTIONS, DISCOVER YOUR PROBLEM SOLVING GENIUS, AND TAKE THE INVENTOR'S CHALLENGE ] BY Kassinger, Ruth G ( Author ) Aug - 2002 [ Paperback ]
![[ BUILD A BETTER MOUSETRAP: MAKE CLASSIC INVENTIONS, DISCOVER YOUR PROBLEM SOLVING GENIUS, AND TAKE THE INVENTOR'S CHALLENGE ] BY Kassinger, Ruth G ( Author ) Aug - 2002 [ Paperback ]](https://m.media-amazon.com/images/I/51C0fXgX2hL.jpg)