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We all have an inner voice that pipes up now and then: "Don't eat that cake," it says, or "Where are my keys?" Does this type of self-talk serve any purpose? Recent research suggests that it does, helping us to build motivation and control impulses. Here, one man confronts the power���and the limitations���of his inner voice.

Sometimes kids don���t have much experience with nature. TI teacher coach Kim Marie Hansen recounts how she got her inner city students outside and observing the world by using nature journals.