Cool Inventions
Elfinbook 2.0 Microwavable Reusable Notebook
Microwavable notebook, Made out of rock stock, Erasable and reusable up to 500 times, Loose leaf binding rings, Cloud storage notebook
 
I will collect cool inventions here from the world and share it to my friends. Now good sites : 
 
 
 
 
Nums Number Pad for Macbook Pro/Air
It is not just a glass protective film, but also a cool invention for MacBook. It transforms your MacBook trackpad into a smart number keyboard. It launches apps / websites with a swipe.