SCHOOL STEM MODELS
Electromagnetic Crane Model
Create a small crane with an electromagnet that can pick up light steel objects.
LevelSchool / Intermediate
Duration1–2 Weeks
Components₹500–₹1,200 CodingLow
Project overview
Create a small crane with an electromagnet that can pick up light steel objects.
Create a small crane with an electromagnet that can pick up light steel objects.
Components / materials required
✓Iron bolt/nail
✓Insulated copper wire
✓Low-voltage battery pack
✓Switch
✓Crane frame
✓Paper clips
What the project demonstrates
✓Electromagnet on/off
✓Lift small metal objects
✓Crane movement manually
Suggested build plan
01
Electromagnet
Wind coil around iron core.
02
Switching
Add safe low-voltage control.
03
Crane frame
Build simple lifting arm.
Learning outcomes
✓Understand electromagnets
✓Relate current/turns to strength
✓Build an industrial-use model
Safety / important note
Use low-voltage batteries only and avoid overheating the coil.