A 3D print model is created using a computer aided design (CAD) program online. Many are available. One popular program is TinkerCad. It is the leading CAD design program in schools for good reason. It's easy to get started in, has loads of tutorials, is free and requires no software download. Find the site at www.tinkercad.com Below is a good video to get started with. When your model is complete follow the Five Steps to 3D Printing to get your file printed at the Hunterdon County Library
Getting Started in Tinkercad for Beginners 
A very good place to start learning 3D modelling is the free Tinkercad.com site. An account is required, but just takes an email to establish.
Onshape is a browser based software application with cloud native CAD (computer aided design) for a centralized repository of design data. Onshape's multi-user environment allows for easy real-time collaboration among product development teams.
Onshape is available for personal projects for non-commercial use only. Sign up for Onshape at www.onshape.com/en/products/free
SketchUp is a 3d modeling software you can use for architectural drawings, interior design, landscape architecture, civil and mechanical engineering, and film and video game design.
SketchUp has 3 versions for personal use. SketchUp free is a free web based application. SketchUp Shop is a paid web-based application with some advanced features. SketchUp Pro is the top tier which includes a web and desktop version.
Cloud based 3D CAD (computer-aided design), CAM (computer-aided manufacturing), and CAE (computer-aided Engineering) software application.
Alternative pricing is available for students, educators, and startups making less than $100,000 in revenue.
Blender is an open source, free software for the artistic at heart. Mesh modeling, animating and rigging, sculpting, scripting, creating visual effects, editing video, rendering - an amazing number of features.
Blender Tutorial for the very beginner
A great place to start learning with the Blender Guru and create a donut while you're at it.
Additional blender tutorials.
Free virtual sculpting software program developed by Pixologic. It's based on the concept of modeling clay.
Free with a Hunterdon County Library card, Linkedin Learning has high quality video instruction on a wide range of technology topics including 3D printing and software. Navigate to Linkedin Learning, enter Hunterdon when requested for the Library ID, enter your library card number and 4 digit pin.
Some tutorials include:
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