First Prize (3 winners)

  • This High Voltage Click-Clack Toy Rocks!
    This High Voltage Click-Clack Toy Rocks!
    by brazilero2008

       Here are two electrostatic versions of a retro Click-Clack toy that were popular in high schools back in '70s. Version 1.0 is the super-budget model. Parts (excluding the power supply) amount to almost nothing. A description of the more expensive and upgraded 2.0 version pictured on the Intro …

  • Salt Water Powered Paper Lights
    Salt Water Powered Paper Lights
    by emdaniels

    Here are two design variations on a traditional voltaic cell. Both designs are solder less and easy to construct from common household items. The flower and lamp are basically giant paper batteries with the wetted paper acting as a salt bridge between the wires. 

  • Use a real Bread-Board for prototyping your circuit
    Use a real Bread-Board for prototyping you…
    by mischka

    Today electronic enthusiasts use so called breadboards for prototyping their projects. These solderless breadboards do not require soldering and are reusable hundreds of times. Okay, you might think, these plastic boards are boards, but where is the bread? Read on in the next step to lift that s…

Special Prize (1 winner)

Unusual Uses: Kitchen Challenge




days left



Our second installment of Unusual Uses for Everyday Things focuses on finding new uses for things from the kitchen. Whether you've got 10 fun things to do with a microwave or a clever new use for that salad spinner, we want to see what you come up with.

The top three winners will receive a special Sugru prize pack, and all finalists will win a spot in an ebook and a one-year Pro membership. There's also a special prize for the entry exhibiting the best use of Sugru!

But you've only got two weeks, so go, go, go!

Ready to start? Click here!

Multiple entries are accepted, but each entrant can only win one prize. Contest is open to international entries. Contest closes for entries at 11:59pm PDT, May 15.


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