Dr SimpleHack

Instructables

• 

  How to Make a Power Bank From Old Laptop Battery

  142
• 

  Make a Speaker From Plastic Bottle

  9 4.1K
• 

  Soldering Iron - 2 AA Batteries

  25
• 

  Mini Vacuum Cleaner

  16 2.0K
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  How to Make Laser From Laptop DVD Drive

  51 12K
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  Simple Hydrogen Generator AND Water Generator.

  25 4.5K