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Smithsonian  |  SKU: 04240949013

Smithsonian Motor-Works

$59.99
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Safety Warnings
  • WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.

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Description

Build a working model of a 4-cylinder engine, then hook up the cables to a battery box and watch the engine begin to turn. Watch the valves rock, spark plugs “fire,” and pistons drive the crankshaft! Features battery-operated moving parts and lights. A STEM poster explains how internal combustion gasoline engines operate and illustrates the four cycles – intake, compression, power, and exhaust.

  • Build a working model of a 4-cylinder engine.
  • Valves rock, spark plugs “fire”, and pistons drive the crankshaft.
  • Features battery-operated moving parts and lights.
  • Requires two (1.5V) “AA” batteries and a screwdriver (not included).
  • Ages 8+

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