Dr SimpleHack

Instructables

• 

  How to Make a Power Bank From Old Laptop Battery

  166
• 

  Make a Speaker From Plastic Bottle

  9 4.7K
• 

  Soldering Iron - 2 AA Batteries

  35
• 

  Mini Vacuum Cleaner

  17 2.3K
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  How to Make Laser From Laptop DVD Drive

  54 14K
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  Simple Hydrogen Generator AND Water Generator.

  25 4.9K