Sound Detecting Robotic Hedgehog

  • Build your own robotic hedgehog!
  • Flashing LED eyes
  • Sound reactive - clap to activate!
  • Performs different tricks based on your clapping
  • Requires 4 x AAA batteries (not included)
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Same day Dispatch From Melbourne

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Build your own Robotic Hedgehog!


This awesome kit includes all the bits you need to build your own robotic hedgehog. It's a great gift to tech kids an early love of STEM and to build their skills. Not only will they piece together the spikes and design, they'll also get the chance to learn about creating their own electronic technology.



Once the hedgehog is built, they've got an awesome new gadget to show their friends. Clap at the hedgehog and watch him perform different tricks. He does backwards roll-overs, curls up into a cosy ball and sticks out his spines based on sound detection. 


Any kid will love showing off their cool new toy to their friends, and they'll be able to proudly declare it a product of their own ingenuity.



  • Build your own robotic hedgehog!
  • Flashing LED eyes
  • Sound reactive once built
  • Clap to make him roll over, curl up or stick out his spines
  • Great for fun STEM learning


  • Ages: 8 and up. Small parts may present a choking hazard.
  • Inclusions: Detailed instructions, parts to build the hedgehog including electrical equipment and LEDs
  • Batteries: 4 x AAA (not included)
  • You may also require: screwdriver, marker pen, ruler, diagonal cutter. 
Yellow Octopus has a 100 Day 'Happiness Guarantee'. Not happy with your product, send it back for a full refund!

► Standard Shipping (3-8 Business Days):
FREE for orders over $99
(within Australia).

$8.99 Flat Rate for orders less than $99.

► Express Shipping (1-2 Business Days):
$16.99 Flat Rate.


► Same Day Delivery within Melbourne Metro
$21.99 Flat Rate.


► Same Day Dispatch
Orders placed before 12pm AEST on a business day are dispatched the same day.

► 100 Days Money Back Guarantee
Return any product within 100 days in its original packaging for a refund.

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