Jim Gilbert
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Tracking Changes in Photoperiod Around the Globe
Journey North News will be posted on Fridays
Feb. 6, 13, 20, 27, Mar. 6, 13, 20, 27,
Apr. 3, 10, 17, 24, May 1, 8, 15
Background
Journey North News
- Meet The
Mystery Class Coordinators
Meet Mrs. Berger's 5th Grade class from Roslyn, New York. Each week
they gather the sunrise/sunset times from all 10 secret Mystery Classes and bring
them to you.
- FINAL Mystery
Class Update: May 15, 1998
All ten Mystery Classes have written Introductions ready for reading,
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 8, 1998
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: May 1, 1998
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. Good luck!
- Mystery Class
Update: April 24, 1998
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 May 1st.
- Mystery Class
Update: April 17, 1998
Your Mystery Friends have provided another set of clues. Just one
more week and counting and then you'll have a chance to place your guesses! Also,
today's report contains this week's Sunrise/Sunset Data, with thanks again to Mrs.
Berger's class!
- Mystery Class
Update: April 10, 1998
Your Sunrise/Sunset Data have arrived once again! All the thanks go
to Mrs. Berger's class for faithfully sending today's data to you. In addition, you'll
find another set of clues from your mystery friends. Clues will be coming for just
2 more weeks (on 4/17 and 4/24), and then you'll have a chance to place your guess!
- Mystery Class
Update: April 3, 1998
The secret Mystery Sites are thinking about you and wondering how
you are doing. One even sent a greeting. Plus, the latest sunrise/sunset times from
Mrs. Berger's class at East Hills School in New York. And another set of clues too.
- Mystery Class
Update: March 27, 1998
You're almost there! And here come the second set of clues direct
from your Mystery friends. Plus this week's sunrise/sunset times from Mrs. Berger's
class.
- Mystery Class
Update: March 20, 1998
Happy Vernal Equinox! 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 13, 1998
"The times they are a changing" 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 6, 1998
See how seasonal changes in photoperiod can affect the food web. Plus,
as sure as the sun rises each morning, Mrs. Berger and her students bring you this
week's sunrise/sunset data again from the Mystery Sites.
- Mystery Class
Update: February 27, 1998
Explore why changing daylight is important to migration. This presents
a good opportunity to conduct the Seeing the Light lesson. Learn about the Solar
Eclipse. Check this week's latest sunrise/sunset times.
- Mystery Class
Update: February 20, 1998
Collect your second set of sunrise/sunset times, and see who's gaining
light, who's losing light and who is staying the same.
- Mystery Class
Update: February 13, 1998
Here they are! The long-awaited first set of sunrise/sunset times
from all ten Mystery Classes. Also read our suggestions on how to organize your class
for this activity.
- Mystery Class
Begins on Monday, February 9, 1998
Rise and Shine! Remember to check your sunrise/sunset times for your
hometown on Monday. The Journey North Mystery Class project is about to begin.
- Visit the Journey North,
1997 Archives
Related Resources
Sunrise/Sunset Tables
Mystery Class Charts & Graphs
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