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Keep the momentum going

You built a printer and learned to design - that is a real, rare skill. Here is how to keep growing, all free or low-cost, using the printer you now own.

Class files and downloads

Everything you used this week, in one place - re-download any of these if you lose your microSD card.

Bed leveling (8-bit)

STEM_M1_bed_level.gcode

Bed leveling (32-bit)

STEM_M2_bed_level.gcode

Bed-level test print

STEM_bed_level_print.gcode

3DBenchy test print

CE3_3DBenchy.gcode

Design and slicing tools

When Tinkercad starts to feel limiting, Fusion 360 is the natural next step - it is what many engineers and product designers use.

Free model libraries

Learn more

Books

  • The 3D Printing Handbook by Ben Redwood
  • Fabricated: The New World of 3D Printing by Hod Lipson
  • Additive Manufacturing Technologies by Ian Gibson et al.

Where 3D printing can take you

Engineering & product design

Prototype and test ideas fast. 3D printing is a core tool in mechanical and product engineering.

Art & design

Sculpture, jewelry, cosplay, and props - printing brings creative work to life.

Medicine & bioprinting

Prosthetics, surgical models, and research into printed tissue.

Manufacturing & business

On-demand parts, small-batch production, and Etsy-style print shops.

What to do next

Keep your printer running

Your Ender 3 is yours. Print something new every week to keep your skills sharp.

Design one thing a week

Small, finished designs beat big, unfinished ones. Make a habit of it.

Join a community

Post your prints, ask questions, and learn from other makers.

Try one upgrade

A glass bed, a better nozzle, or a printed cable clip - upgrading your printer teaches you how it works.