Tag: smithsonian
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The Smithsonian Motor Works Model Engine for $34.99
This Smithsonian activity set lets you build a real working battery powered, four-cylinder model engine. The learning accessory features real lights and sounds as it lets you see how the pistons fire with the correct timing. Watch the belts and fan turn Includes, over 100 parts that screw together easily, and detailed instructions Requires two (2) AA batteries (not included) Recommended for ages 8 years and up Includes 35-inch long x 23-inch wide poster Build a working model of a 4-cylinder engine Valves rock, spark plugs fire and pistons drive crankshaft Battery operated moving parts and lights Set includes 2 washers 2 shafts in various lengths 4 exhaust valves 4 intake valves 8 valve stems 4 piston halves 4 connecting rods 8 timing cams 8 rocker arms...
Posted 6 months ago
Categories:
Games & Toys
$34.99 $48.98
