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Mystery Class

Journey North News will be posted on Fridays
Feb. 5, 12, 19, 26, Mar. 5, 12, 19, 26, Apr. 2, 9, 16, 23, 30, May 7, 14


Journey North News

  • Meet The Mystery Class Coordinators
    Meet Mrs. Berger's 5th Grade class from Roslyn, New York. Each week they are 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 14, 1999
    All ten Mystery Classes have provided their Introductions, and they just can't wait to meet you! So, let's get started, and we hope you enjoy meeting your new Mystery Friends.
  • Mystery Class Update: May 7, 1999
    Today's the day you've all been waiting for...the secret Mystery Sites will be revealed! Take a look and see if you figured out "Where In The World" they were. And then come back next week and "meet" your new Mystery Friends, when we post their introductions and photos too.
  • Mystery Class Reminder: April 30, 1999
    Hurry, don't be late--if you haven't sent in your Mystery Class guesses yet, you must do so today. We've provided the instructions again, along with a schedule for the final two weeks. Have fun and good luck!
  • Mystery Class Update: April 23, 1999
    The race is on--the final sunrise/sunset data and clues have arrived and now it's your turn! Read the Instructions carefully and see if you can figure out where each Mystery Site is hiding. Be sure to place your guess no later than Friday April 30.
  • Mystery Class Update: April 16, 1999
    "Have you found us yet?" Your Mystery Friends are wondering how you are doing. Mrs. Berger and her class have sent the latest sunrise/sunset times for you. Just one more week of clues to go. Then, you'll have to submit your guesses by April 30.
  • Mystery Class Update: April 9, 1999
    Heard any good clues lately? One of your Mystery Friends has sent you the first-ever Audio clue. Mrs. Berger and her students give you the latest sunrise/sunset times from around the globe. Just two more weeks of clues to come before placing your guesses.
  • Mystery Class Update: April 2, 1999
    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? Mark you calendars for only three more weeks of clues. Take a peek at the first-ever photo clue.
  • Mystery Class Update: March 26, 1999
    You're almost there! And here come the next set of clues direct from your Mystery friends. Plus this week's sunrise/sunset times from Mrs. Berger's class. And, do you know how the Longitude problem was solved by early scientists?
  • Mystery Class Update: March 19, 1999
    Happy Vernal Equinox! (a little early) In celebration, this week's update is chockful of special clues to help you solve the Longitude problem. Mrs. Berger's class has had no "problem" gathering your regular sunrise/sunset times for you. Plus responses to last week's Challenge Question.
  • Mystery Class Update: March 12, 1999
    Counting the Days until Spring? Plot this week's Mystery Class sunrise/sunset times on your graph. Can you predict how your graph will look on March 20?
  • Mystery Class Update: March 5, 1999
    How often does a Blue Moon occur? Fortunately you won't have to wait that long for this week's sunrise and sunset times, thanks to Mrs. Berger's class! And learn just how the changing photoperiod affects the food supply in nature.
  • Mystery Class Update: February 26, 1999
    Mrs. Berger's class brings you 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 19, 1999
    Collect your second set of sunrise/sunset times from your Mystery friends. What will you discover this week? Is their photoperiod increasing? Decreasing? Or...?
  • Mystery Class Update: February 12, 1999
    Here they are! The long-awaited first set of sunrise/sunset times from all ten secret Mystery Classes. Read our suggestions 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!
  • Mystery Class Begins Monday, February 8, 1999
    Rise and Shine! Remember to check your sunrise/sunset times for your hometown on Monday, February 8. The Journey North Mystery Class project is about to begin. Will you unlock the secret of their 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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