Brown Dog Gadgets Crazy Circuits Starter Set

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M275020 K1016

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Create your own electronics projects in minutes with the Crazy Circuits Starter Set. Design your own projects from scratch or follow one of the many Project Guides from Brown Dog Gadgets. Add Crazy Circuits parts to any LEGO™ project to make it light up. Use the included conductive thread to create eye catching wearables. Crazy Circuits parts are compatible with LEGO™ and similar brick building systems. Crazy Circuits parts come 100% ready to go out of the box, which means no soldering or preparation required.

This kit covers topics such as circuitry, programming, logic, design, sewable technology, art, and design. Detailed directions, project guides, educational resources, and videos can be found at


  • Crazy Circuits Chips
    • Blink/Fade Board
    • Slide Switch
    • 2 Coin Cell Battery Holders
    • 5 Jumbo 10mm LEDs (Red, Amber, Green, Blue, White)
    • 5 Mini Surface Mount LEDs (Red, Amber, Green, Blue, White)
    • Piezoelectric Speaker
  • Conductive Nylon Tape - 1/8" x 16'
  • Conductive Thread Bobbin - 16'
  • 5 CR2032 Batteries
  • LEGO™ Baseplate (8x16 studs)
  • Plastic Organizer