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    • Challenge Question #1

    "Why do you think maple sap flows in the spring?"

    (This question was asked as part of the February 7, 1997 Leaf-Out Update).

    How to Respond to Journey North Challenge Question #1

    1. Address an e-mail message to: jn-challenge-leaf@learner.org
    2. In the Subject Line of your message write: Challenge Question #1
    3. In the body of the message give your answer!