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Mystery Class

Journey North News will be posted on Fridays
Feb. 4, 11, 18, 25, Mar. 3, 10, 17, 24, 31, Apr. 7, 14, 21, 28, May 5, 12


Journey North News

  • Meet The Mystery Class Coordinators
    Meet Mrs. Berger's 5th Grade class from Roslyn, New York. They're back for the sixth year in a row to help us with the Mystery Class activity! Each week they'll be hard at work gathering the sunrise/sunset times from all 10 secret Mystery Classes around the world, so we can bring them to you.
  • FINAL Mystery Class Update: May 12, 2000
    Now that the chase is finally over, it's time to finally meet your new mystery friends from around the Globe. All ten secret sites have provided their greetings, and they just can't wait to meet you! So, let's get started and we hope you enjoy meeting and learning more about them.
  • Mystery Class Update: May 5, 2000
    Today's the day you've all been waiting for--the secret Mystery Sites will finally be revealed! Take a look and see if you figured out "Where In The World" they were. And then come back next week to learn more about them. They'll be sending you their personal greetings and photos too.
  • Mystery Class Reminder: April 28, 2000
    Hurry, don't be late--the clock is ticking. If you haven't sent in your Mystery Class guesses yet, you must do so today. Do you know where the ten Mystery Sites are hiding? We've provided the instructions again, along with a schedule for the final two weeks. Have fun and good luck!
  • Mystery Class Update: April 21, 2000
    The race is on! Your Mission: To uncover the secret Mystery Sites around the Globe. The final sunrise/sunset data and clues have arrived. Read the Special Instructions carefully and see if you can figure out where each Mystery Site is hiding. Remember, you must place your guess no later than Friday April 28. Good luck!
  • Mystery Class Update: April 14, 2000
    Another set of clues have been provided today by your ten top secret Mystery Friends. Time is running out, and they'll be just one more set of clues to come. We're also disclosing this week's Sunrise/Sunset Data, thanks again to the "Special Agents" in Mrs. Berger's class!
  • Mystery Class Update: April 7, 2000
    Seen any good movies lately? Get ready for the first ever movie from one of your Mystery friends! Mrs. Berger's class has sent in the latest sunrise/sunset times for you. Plus, classes from Connecticut to Oregon "clocked in" with answers to Challenge Question #3 about why daylight savings time changes don't affect photoperiod.
  • Mystery Class Update: March 31, 2000
    No April fooling--we've got the latest times from Mrs. Berger and her class. Can you explain why the Daylight Savings Time changes do NOT change the photoperiod? The Latitude Sun Times newspaper brings you hot news of a new invention! And mark you calendars for only three more weeks of clues.
  • Mystery Class Update: March 24, 2000
    Last week we provided a single clue to help you estimate the approximate longitude of the secret mystery locations. Now all you need to know is the latitude of each place and you're there! Here are the next set of clues direct from your Mystery friends to help you. Find out who wanted to be a millionaire long before the game show. Plus this week's sunrise/sunset times from Mrs. Berger's class.
  • Mystery Class Update: March 17, 2000
    Happy Vernal Equinox! (A little early.) In celebration, this week's update is packed full with special clues to help you solve the Longitude problem. There's also a Clues Calendar helping you countdown to when your guesses are due. Mrs. Berger's class had no "problem" gathering your regular sunrise/sunset times for you. Plus responses to last week's Challenge Question.
  • Mystery Class Update: March 10, 2000
    Got spring fever yet? Plot this week's Mystery Class sunrise/sunset times on your graph. Is anything changing? Can you predict how your graph will look on March 20?
  • Mystery Class Update: March 3, 2000
    Mrs. Berger's class has the latest sunrise/sunset data all ready to "leap" into your classroom. Did you figure out how changing daylength affects the food web? Get ready to "See the Light" in today's report.
  • Mystery Class Update: February 25, 2000
    Mrs. Berger's class brings you "Presidential" data for this week's sunrise/sunset times from around the Globe. Can you see the connections between changing daylength and animal migrations? Look at the food web--do you "See the Light"?
  • Mystery Class Update: February 18, 2000
    Collect your second set of sunrise/sunset times from your Mystery friends. What will you discover this week? Are their photoperiods increasing? Decreasing? Or...? Mrs. Berger also sends you an excellent research tool to look up your own hometown sunrise/sunset times.
  • Mystery Class Update: February 11, 2000
    Here they are! The much anticipated first set of sunrise/sunset times from all ten secret Mystery Classes around the world. Get suggestions from a Mystery Class veteran on how to organize your class for this activity. Will you be able to figure out where each Mystery Class is hiding? Let the Mystery Class games begin!
  • Reminder: Mystery Class Begins on Monday, February 7, 2000
    Rise and Shine! Remember to check the sunrise/sunset times for your hometown on Monday, February 7. The Journey North Mystery Class project is about to begin. Will you unlock the mystery of their secret locations?

Related Resources

Sunrise/Sunset Tables:

Mystery Class Datasheet & Graph

    Longitude Resources:

  • The book "Longitude", by Dava Sobel (Penquin Books 1995)
  • NOVA Online has wonderful Longitude and Navigation information including Teacher's Guide, resources, secrets of ancient navigators and more!
  • NOVA video: "Lost at Sea: The Search for Longitude" (call 1-800-255-9424).

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