Mystery Class Updates: Spring 2011
Spring Updates (Weekly): Jan. 31, Feb. 4, 11, 18, 25, Mar. 4, 11, 18, 25, Apr. 1, 8, 15, 22, 29, May 6, 13, 2011
Meet and Greet! FINAL Mystery Class Update: May 13, 2011
Introducing the Class of 2011! Travel around our animated globe to meet and greet your new friends. Do you know which Mystery Class got covered in ash from a volcano? Which has kangaroos near school? Which uses caterpillars for transportation? Find this out and so much more!
The Big Reveal Mystery Class Update: May 6, 2011
Today's the day you've been waiting for -- the Big Reveal! The answers are in, the mysteries solved, and the game well played. Share your thoughts on our Annual Evaluation. And come back next week, it's your chance to finally "meet" all ten Mystery Classes. 
Sunrise or sunset? Mystery Class Update: April 29, 2011
It's week thirteen. Friday April 29 is the contest deadline. As you wait for next week's "Big Reveal", pick up your Certificate now and start celebrating a job well done. How did Mystery Class change how you see the world?
Sunrise or sunset? Mystery Class Update: April 22, 2011
It's week twelve. Do you realize how far you've come since the start of Mystery Class? Retrace your journey in this week's season summary
fill-in-the-blank Journal Page. April 29 is the deadline for the contest.

Clue photo Mystery Class Update: April 15, 2011
It's week eleven. Use this week's final clues to narrow your search one last time. Revisit your graph too. Can you now uncover the Mystery Class locations? April 29 is the deadline if you are entering the contest.
Clue photo Mystery Class Update: April 8, 2011
It's week ten. The third set of interdisciplinary clues is here. Build upon the last two weeks' clues, and narrow your search even more. The final clues are coming next week. Look closely at this week's sunrise/sunset times. Do you notice anything unexpected?
Clue photo Mystery Class Update: April 1, 2011
It's week nine. The second set of interdisciplinary clues is here from the Mystery Classes. Build upon last week's clues and narrow your search even further.
Clue photo Mystery Class Update: March 25, 2011
It's week eight. The first set of interdisciplinary clues are here. Week-by-week, these clues reveal fascinating facts that will help you narrow your search and get progressively closer to pinpointing the secret locations.
Music Video Mystery Class Update: March 18, 2011
It's week seven. Longitude Clues are here at last! Use the clues to estimate the approximate longitude of the Mystery Classes. Put the sites in order from east to west. Then join in a "rap" up of longitude with today's music video from one of the secret sites.

News Flash: Last Year's Mystery Class #10 (2010) Safe After Earthquake and Tsunami
We just received word from last year's MC #10 in Japan that they are safe after an earthquake and tsunami struck their country earlier today, March 11. Read their first-hand report.

Time machine

Mystery Class Update: March 11, 2011
It's week six! How will your photoperiod graph look by the end of March? Build skills for next week's special Longitude Clues by setting up time zone clocks. Explore local times around the world.



National Maritime Museum Mystery Class Update: March 4, 2011
It's time to zero in on the line that divides the globe into east and west. This week, learn more about longitude lines to prepare for special clues coming March 18th.
Time machine Mystery Class Update: February 25, 2011
Why are clocks around the world set at different times? This week, explore questions about time to get ready for special clues coming in mid-March.

News Flash: Last Year's Mystery Class #4 (2010) Fine After Earthquake
We just received word from last year's MC #4 about the earthquake this week in their hometown of Christchurch, New Zealand. Read their first-hand report.

Seven Wonders Mystery Class Update: February 18, 2011
With three weeks of photoperiod data, can you tell which Mystery Class sites are north and south of your hometown? This week, one of the seven wonders of the world reveals an additional clue.
Soccer Mystery Class Update: February 11, 2011
What clues will you find in this week's set of sunrise/sunset data? Where can you kick a soccer ball between the Northern and Southern Hemispheres? Also, strap on some Latitude Shoes and travel around the globe along your line of latitude. Then share your travels.
Postcard Mystery Class Update: February 4, 2011
Welcome to Journey North's global game of hide-and-seek! Somewhere under the sun there are ten Mystery Classes waiting to be found. Can you uncover their secret locations? Start with today's postcard, then see what the first set of sunrise/sunset data reveals.
Suitcase Reminder: Mystery Class Begins Monday, January 31, 2011
Grab your suitcase and get started on Journey North's global game of hide and seek. Take your first step on Monday by recording your local sunrise/sunset times. It's not too late. Find all the information you need to begin your quest for the ten secret sites is in today's reminder. Bon voyage!
earth from space Welcome and Orientation
When Mystery Class begins in February, weekly news will be posted on this page every Friday from February to May. (See schedule above.) We'll challenge you to find ten Mystery Class sites using sunrise and sunset times and other "clues" as your guide!. Learn more about this global game of hide-and-seek. (More)
Countdown to Mystery Class: Fall 2010
Posted Fridays (Monthly): Sept. 24, Oct. 25, Nov. 30, Dec. 31, 2010
The "Countdown" will help you get ready for the spring 2011 Mystery Class project.
Season simulator Four Months to Go! September 24, 2010
Autumn began in the Northern Hemisphere this week. It's a great time to begin exploring the relationship between sunlight and seasonal change as you "countdown" the months before Mystery Class begins in January.
Trade books: Sunlight and Seasonal Change Three Months to Go! October 25, 2010
This month, begin the process of identifying the best books about sunlight and seasonal change for your students to read as they prepare for Mystery Class.
Wonder Ring' Two Months to Go! November 30, 2010
This month, put a system in place to capture students' wonderings about time, sunlight, and the seasons. Wonder Rings will keep students' own questions central to the learning process throughout next spring's Mystery Class season. Watch for monthly "Countdown to Mystery Class" until the project begins on January 31, 2011.
Journey North Teacher Network! One Month to Go! December 31, 2010
This month, meet other educators who will participate in Mystery Class this season. Join the Journey North Teacher Network! Also, start planning for the season with the 4-page, step-by-step Mystery Class Teacher Guide. Mystery Class begins on January 31st. Get ready!
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