So, your brand-new 3D printer has finally arrived, and you've successfully assembled it. Now comes the inevitable question: "What should I print?" The possibilities are virtually endless, especially when leveraging tools like Tinkercad. However, navigating the world of 3D printing can be overwhelming.

To make the most of your 3D printer, it's crucial to familiarize yourself with it. An excellent way to start is by printing 3D models that are readily available for free. Fortunately, there are dedicated platforms offering a wide variety of high-quality models. Here are some recommended sites to kickstart your 3D printing journey:

• Printables by Prusa: Even if you don't own a Prusa 3D printer, you can still benefit from the top-notch models available on Printables. The majority of these models are provided in STL format, compatible with most slicers and printers. Visit Printables by Prusa

• Thingiverse by UltiMaker: Thingiverse stands out as one of the pioneer platforms for free 3D models. With an extensive library covering everything from engaging classroom fidgets to quirky Rocktopuses, it offers a diverse range of options. However, exercise caution in a classroom setting, as some inappropriate prints may appear on the home page. Explore Thingiverse by UltiMaker

• Cults 3D: Cults serves as a digital marketplace for 3D printing and design. While some models come with a price tag (often worth it), there's also a generous selection of free 3D models to download. Just remember to activate the "Free" filter when browsing. Discover Cults 3D

By exploring these platforms, you not only gain access to a variety of inspiring designs but also acquire essential hands-on experience with your 3D printer. Happy printing!