3Doodler's 3D printing pens are a lot of fun, and with models already available for hobbyists and kids, they've already proved pretty popular, with more 750,000 units shipping since the first device ...

Remember how hot at-home 3D printers where for a period of time? They’re still great to have if you’re a designer and you need to prototype things, but the shine has definitely worn off over the past ...