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Phone charging circuit
Vocational sketch · Guest drawings are saved only on this device. Sign in to sync drawings across devices.
Add safety labels. Show tool or energy flow.
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Lesson details & full guide
Mastery path · Solar installation basics
Step 3 of 3 · Diagram a residential PV string with protection points and energy direction.
Concept goal
Charging path diagram with four labeled blocks.
Practice task
Where is arc flash risk highest?
Mini project: Shading loss sketch
This path connects school knowledge to real-world skill with honest, practice-first steps.
After saving: continue to the next concept, return to the path overview, or open your Visual Skill Passport.
Path complete — view capstone →Safety: Simplified educational model. For learning and practice only — not professional-grade medical, engineering, or electrical documentation.
Drawing steps
- USB port symbol on left.
- Arrow through charging block.
- Battery symbol on right.
- Ground line along bottom.
Progress
Not started yet — start practicing to begin tracking.
Workspace mode
Saved on this device. Sign in to sync when your school enables cloud.