HOW TO – Make an erupting volcano birthday cake

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Dave writes in –

For my son’s 5th birthday, I decided to go a little nuts. 4 months and about $200.00 later I think I created something one of a kind.

I wanted a volcano that would do several things…

  • smoke
  • erupt with lava
  • vibrate
  • and finally, make volcano noises.

instructables : erupting volcano birthday cake – Link.

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