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  Blue 10m 8-Mode LED String...

  This 10m 32.8 foot long LED String is a great way to decorate while saving energy! These energy saving LED Christmas Lights come with a controller that switches through 8 modes at the press of a button! Just plug in to your wall outlet, select the mode and you'll have instant LED illumination! Raspberry Pi & Arduino controllable using Relay Module!

  
  

  $9.99
  ✅SHIPS 4/10/2026
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  Programmable Christmas Lights:...

  Create an Arduino Controllable Christmas LED Light Display using this string of 50 Waterproof 12mm LED RGB Pixels with WS2801 chip inside! Control the whole strip with just 2 Arduino Pins!

  
  

  $49.99
  ✅SHIPS 4/10/2026
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  Barometric Pressure /...

  Measure barometric pressure & temperature using this sensor breakout board. By converting the barometric pressure reading into altitude, you have a reliable way of determining your robot or aircraft's height! Arduino & Raspberry Pi Compatible.

  
  

  $9.90
  ✅SHIPS 4/10/2026
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  Raspberry Pi DAC Audio / High...

  Want High-Quality Audio Output for the Raspberry Pi? This USB Audio Card is your Solution!

  
  

  $16.95
  ✅SHIPS 4/10/2026
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  MQ-2 Gas Sensor (Arduino &...

  Use this Gas Sensor to detect Methane, Butane, LPG, smoke and flammable & combustible gases. Digital & Analog output pins. Arduino & Raspberry Pi Compatible.

  
  

  $7.90
  ✅SHIPS 4/10/2026
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  Cosmic Rocket

  Rocket kit for young scientists.

  
  

  $11.99
  ✅SHIPS 4/10/2026
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  Carbon Fiber 6" Digital Caliper

  This 6" Carbon Fiber Digital Caliper is used for measuring small items with precision. Measures in inches and millimeters!

  
  

  $15.99
  ✅SHIPS 4/10/2026
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  Volcano Science Project Kit

  The VOLCANO KITis a excellent science fair project Learn about volcanoes by building and erupting your own The set includes EVERYTHING you need to construct THE VOLCANO:A volcano-making compound (12 (30cm) tall) the chemicals necessary to produce the eruption and an instructional booklet with an explanation of volcanic activity Best for ages 8 and up

  
  

  $19.87
  ✅SHIPS 4/10/2026
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  Salt Water Powered Motorcycle Kit

  A chemical reaction makes this self-balancing motorcycle drive using salty water as gasoline! Mix table salt and water to fuel your very own motorcycle.

  
  

  $24.99
  ✅SHIPS 4/10/2026
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  Red Motorized Train Engine

  Battery Powered train engine that works with Brio, Ikea, Thomas and other train sets. Lights up, makes train sounds and drives with a motor to pull train cars.

  
  

  $19.88
  ✅SHIPS 4/10/2026
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  pipSquigz

  pipSquigz includes 3 large dishwasher safe suction toys for ages 6 months and up.

  
  

  $18.99
  ✅SHIPS 4/10/2026
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  Digital Potentiometer Breakout:...

  10K Digital Potentiometer Breakout Board. Arduino & Teensy Compatible.

  
  

  $4.99
  ✅SHIPS 4/10/2026