Snowball Launchers, Giant-pumpkin Growers and Other Cool Contraptions

by Tom Fox

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Book cover for Snowball Launchers, Giant-pumpkin Growers and Other Cool Contraptions

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One look at any of these gadgets you can make and your friends will call you a mechanical genius - or a mad scientist! Build a rocket-propelled toy car or a secret place to hide your treasures from snooping little kids. Grow a pumpkin so big, even an adult can't lift it. Make an automatic dog feeder, a mechanical snowball thrower, or some storm-predicting bells. All fifteen "Amazing Stuff" projects produce toys that are more than playthings. Yet all you need are some pieces of wood, nails, oatmeal boxes, jar lids and ice-cream sticks - using just a hammer, screwdriver and other tools from around the house - plus a couple of cheap electric motors you can buy at any electronics store.
  • ISBN10 0806955155
  • ISBN13 9780806955155
  • Publish Date 1 September 2006
  • Publish Status Out of Stock
  • Out of Print 20 September 2008
  • Publish Country US
  • Imprint Sterling Juvenile
  • Format Paperback
  • Pages 128
  • Language English