Model Sources & 3D Modeling Software

Just as there is a wide variety of 3D printers, there’s a wide variety of software you can use to create your 3D items. There are even libraries of free-to-use models ready to print and inspire your students.

For your first prints, rather than trying to create your own design, download some .stl files and try printing them.

And don’t be afraid to ask for help. Most 3D printing enthusiasts will be glad to help you out.

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35 Websites To Download Free STL Models For 3D Printers

In addition to Thingiverse, there a wide variety of places on the Internet with .stl files ready-to-print.  learn more

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BlocksCAD

BlocksCAD looks like a cross between the Scratch programming language and SCAD. You can use it "stand alone" to teach programming and math skills. Or combine it with a 3D printer to create complex items using simple programming commands. BlocksCAD is free to use. It has an Education section detailing standards aligned lesson plans and…  learn more

Concept To Finished 3D Print

There are 2 main steps to take your idea from concept to finished item. For each step, there are free and open source software options available. . The first step is creating a file that defines the object you want to print. You can create the "stereo lithography" – or .stl – file using one of a number of simple (and not so simple) 3D modeling programs. Or, you can download a wide range of "pre-built" item files from sites like Thingiverse. . The second step is to use that definition…  learn more

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Fusion 360

Fusion 360, also from Autodesk, is a great step for students who have outgrown programs like Tinkercad. Where Tinkercad is like drag-and-drop, Fusion 360 allows you to model serious components and even whole machines, showing how the parts work together. This is a great program when designing components for things like robots or advanced maker…  learn more

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Fusion 360 Tutorials

David Wieland has put together an easy-to-follow set of tutorials for Fusion 360, hosted on YouTube. Geared to those creating 3D printable models, it allows you and your students to be productive much faster than than the official tutorial series from Autodesk.  learn more

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List of 3D Modeling Tools

Includes a list of the most widely used tools for creating 3D item .stl files.  learn more

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morphi

Designed for all ages (K-12), Morphi combines 3D object creation, animation, storytelling, and augmented reality into one low cost package. Morphi is available for Windows, Macs and iPads and does not need an Internet connection to create or save projects. A great, low cost option and one of the few accessible for younger students. The…  learn more

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OpenSCAD

OpenSCAD is software for creating solid 3D CAD objects. It is free software and is available for Linux/UNIX, MS Windows and Mac OS X. While not the easiest program to understand out-of-the-box, OpenSCAD is our webmaster's preferred program for creating .stl files. With a simple to use "programming" language and extensive examples, OpenSCAD allows to to…  learn more

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SketchUp

SketchUp Make, originally created by Google, is a fun and free 3D drawing & modeling tool. While they also have a paid version, this free version will give your students plenty of power to design and create. Sits somewhere between Tinkercad and Fusion 360, with more of an emphases on drawing than modeling.  learn more

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Swag Paper Clip / Bookmark

Our webmaster created this K12IRC paper clip / bookmark to be given out at education conferences. It's a good introduction to what you can do using OpenSCAD. In this case, allowing you to easily re-purpose the paper clip or change it's dimensions. Just replace the text in the .png image file with your text or…  learn more

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Thingiverse

Don't want to create your own .stl files? Looking for project ideas or see how other people tackled things? Thingiverse is the go-to place for printed objects. Includes ready-to-print .stl files, OpenSCAD programs, and tutorials. Use their search option to locate ideas on just about any subject in your curriculum, from music to art to…  learn more

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Tinkercad

Autodesk's Tinkercad makes a great classroom tool for 3D modeling. It's free to use, runs within your web browser (so there's nothing to install), and is beginner friendly, with easy to understand tutorials and lots of instructional videos. Models are stored on the web site servers, so students can work on their projects at home…  learn more