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By Ann Krueger Spivack While students in Sean Keller’s fourth-grade class at Jefferson School tie broken toys onto a wire mesh panel, Colleen Mahoney is talking about LEGOs. Mahoney nods to a red LEGO brick that one student picks up from a table. “In 2012, 45.7 billion LEGO bricks were produced. That’s more than 5 million bricks every hour. Right now you could give every person on the planet eighty LEGOs and you’d still have LEGO bricks left over.” Students stop working to listen to Mahoney, and it’s clear they’re considering how much plastic humans create on an hourly basis, and what this means for the planet. This lesson is a first step in teaching children about plastic, where it comes from and where it goes. Where plastic goes is of particular concern to Mahoney, the founder of A Kid By Nature, the nonprofit group sponsoring this lesson about plastic’s impact on the environment. Mahoney explains what motivates her to bring environmental projects such as this one into classrooms, without any cost to the schools. “Plastic is so common in our daily lives that we often don’t even notice it,” Mahoney said. “It occurred to me that if we pointed out […]