Gone are the days when the teen girl doodles her crush’s name hundreds of times in her notebook during 3rd period. 3D printing has been coined as the future of manufacturing, and doodling has become no exception. The 3Doodler pen aims to bring 3D printing down to the handheld scale, with a pen that can draw real objects into existence. 3Doodler has currently raised $2 million on Kickstarter. (Springwise)