chuangt2u

Instructables

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  Bubble Pump for a Window Farm

  35 17K
• 

  2 Bicycle Trebuchets - Forks and Frame

  9 3.8K
• 

  Blowpipe - Paper Plane Launcher

  11 4.0K
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  Balloon Rocket "Zippers"

  7 3.3K
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  A Coconut Pop-Pop Boat

  15 5.9K
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  Treadle Pump - a Simpler Valve Solution

  40 21K
• 

  A Garden Swing Powered Water Pump

  62 17K
• 

  Coil Pump V2.0 - Testing Rig

  79 31K
• 

  Coil Pump

  53 39K