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CN3D Academy

Stop guessing.
Start understanding.

A structured learning path designed to help you understand, calibrate, troubleshoot and master 3D printing without copying random settings.

1
Understand
Learn what is happening before changing values.
2
Calibrate
Tune in the right order so each result is meaningful.
3
Diagnose
Use symptoms to find the cause, not random fixes.
4
Master
Build confident workflows, profiles and decisions.

Your Learning Journey

Whether you're buying your first printer or building a custom CoreXY machine, CN3D Academy provides a path that grows with your skills.

🧭
Module 0

Foundations

FREE

Learn how a 3D printer actually works, understand the five core systems and build the mindset needed to troubleshoot instead of guessing.

Modules
1 module
Lessons
7 lessons
Time
2–3 hours
Included
✓Core concepts
✓First diagnosis mindset
✓Free tools & flows
✓Next-step guidance
Topics
WelcomeHow a Printer WorksThe Five SystemsWhy Advice FailsFirst DiagnosisAssessmentWhat Next
Start free →
Level 1

Foundations of 3D Printing

Preview available

Preview the paid Level 1 course: printer systems, bed leveling, filament, slicer basics, print failures, workflow and maintenance.

Course coming soon
Modules
9 modules
Lessons
36 lessons
Time
Self-paced
Included
✓Structured lessons
✓Practical checkpoints
✓Connected tools
✓Certificate path
Topics
Understanding Your PrinterBed Leveling MasteredFilament FundamentalsSlicer BasicsWhy Prints FailFirst Successful Print Workflow
Preview coming soon
⚙️
Level 2

Advanced Maker

COMING SOON

Move beyond copied settings and learn how to calibrate, optimize and truly understand print quality.

Modules
12 modules
Lessons
44 lessons
Time
15–20 hours
Included
✓Calibration sheets
✓Reference tables
✓Practical exercises
✓Advanced troubleshooting
Topics
CalibrationPressure AdvanceFlow RateRetractionCoolingSupportsMaterialsFunctional Printing
Coming soon
🏗️
Level 3

Builder

COMING SOON

Design, build and modify advanced printers while mastering Klipper, custom hardware and engineering principles.

Modules
10 modules
Lessons
35 lessons
Time
25+ hours
Included
✓Wiring diagrams
✓Config templates
✓Engineering notes
✓Builder workflows
Topics
Custom PrintersToolheadsCAN BusAdvanced KlipperHigh-Speed PrintingMulti-Material SystemsPrint FarmsBusiness Opportunities
Coming soon
Choosing a material?

Compare up to three filament performance maps in the Filament Base.

Open Filament Base →
What you get

More than video lessons.

Each level is designed as a working system: learn the concept, apply it on your printer, save the result, then use the free CN3D tools when something goes wrong.

✓Lesson checklists
✓Calibration sheets
✓Reference cards
✓Practical missions
✓Troubleshooting links
✓Quizzes planned

Future Specializations

Focused deep dives for makers who want to go beyond the main academy levels.

🔌Electronics & Wiring

PLANNED

Power systems, connectors, crimping, diagnostics, CAN wiring and printer electronics without dangerous guesswork.

Power SystemsConnectorsCrimpingDiagnosticsCAN WiringPrinter Electronics

🤖Macros & Automation

PLANNED

Klipper macros, Moonraker, APIs, smart automations, notifications and repeatable production workflows.

Klipper MacrosMoonrakerAPIsSmart AutomationsNotificationsWorkflow Automation

Not sure where to start?

Start with Module 0 now, or explore the free calibration tools while the placement test is being built.

Start Module 0Explore Calibration Tools