Toni Cook, a sixth-grade teacher at William Penn Elementary School, displays a poster that students designed for an energy-conservation contest sponsored by the National Energy Foundation, a nonprofit devoted to cultivating and promoting an energy-literate society. The school received a $1,000 prize.

Toni Cook, a sixth-grade teacher at William Penn Elementary School, displays a poster that students designed for an energy-conservation contest sponsored by the National Energy Foundation, a nonprofit devoted to cultivating and promoting an energy-literate society. The school received a $1,000 prize.
Keith Johnson, Deseret News
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