By Jeff Gale
NDSU Extension Agent, Foster Co.
Field and Garden: 4-H promotes positive youth development
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The onlookers held their breath and watched as the marble spiraled toward the opening at the bottom of the funnel.
It was the first step in a chain-reaction machine built by five Foster County 4-H’ers last winter and spring.
The assignment was to build an overly complicated machine that would water a plant.
The 4-H’ers showcased their creative solution as part of the Engineering Design Cha...
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