たった2つの部品で電磁石を作ろう！#diyprojects #electricity #engineering

DIY High Power Electromagnet

5 Tips To Make A Good Electromagnet / How To Calculate Electromagnet Force?

How to Make an Electromagnet | Science Project

How to make an Electromagnet!

How to make an Electromagnet | Super Strong

How to make a Powerful Electromagnet (5KG LIFTING)

Physics & Electromagnetism : Tips for Making a Stronger Electromagnet

DIY Super Electromagnet

Making a Powerful Electro Magnet from a Transformer

How to Make an Electromagnet - Science Experiment

How to Make an Electromagnet

4 ways to make an electromagnet stronger

How to Make An Electromagnet - diy power full strong electro magnet || Science Project

Making a Simple Electromagnet

Build your electric magnet in 30 seconds 🔴 Tutorial

How to Make an Electromagnet for Kids | STEAM DIY | KiwiCo

Investigation 9.4: How Can an Electromagnet be Made Stronger?

Making an electromagnet from Iron nail and copper wire

How To Make An Electromagnet Stronger (Physics Project)